Convert Chilean Peso (CLP) to Sao Tome And Principe Dobra (STN)

1 chilean_peso = 1 chilean_peso

Exchange rates last updated: November 12, 2025 17:00

Conversion Formula for Chilean Peso to Sao Tome And Principe Dobra

The formula of conversion of Chilean Peso to Sao Tome And Principe Dobra is very simple. To convert Chilean Peso to Sao Tome And Principe Dobra, we can use this simple formula:

1 Chilean Peso = 44.1420241369 Sao Tome And Principe Dobra

1 Sao Tome And Principe Dobra = 0.0226541492 Chilean Peso

One Chilean Peso is equal to 44.1420241369 Sao Tome And Principe Dobra. So, we need to multiply the number of Chilean Peso by 44.1420241369 to get the no of Sao Tome And Principe Dobra. This formula helps when we need to change the measurements from Chilean Peso to Sao Tome And Principe Dobra

Chilean Peso to Sao Tome And Principe Dobra Conversion

The conversion of Chilean Peso currency to Sao Tome And Principe Dobra currency is very simple. Since, as discussed above, One Chilean Peso is equal to 44.1420241369 Sao Tome And Principe Dobra. So, to convert Chilean Peso to Sao Tome And Principe Dobra, we must multiply no of Chilean Peso to 44.1420241369. Example:-

Chilean Peso Sao Tome And Principe Dobra
0.01 Chilean Peso 0.4414202414 Sao Tome And Principe Dobra
0.1 Chilean Peso 4.4142024137 Sao Tome And Principe Dobra
1 Chilean Peso 44.1420241369 Sao Tome And Principe Dobra
2 Chilean Peso 88.2840482738 Sao Tome And Principe Dobra
3 Chilean Peso 132.4260724108 Sao Tome And Principe Dobra
5 Chilean Peso 220.7101206846 Sao Tome And Principe Dobra
10 Chilean Peso 441.4202413692 Sao Tome And Principe Dobra
20 Chilean Peso 882.8404827384 Sao Tome And Principe Dobra
50 Chilean Peso 2,207.101206846 Sao Tome And Principe Dobra
100 Chilean Peso 4,414.2024136921 Sao Tome And Principe Dobra
500 Chilean Peso 22,071.0120684604 Sao Tome And Principe Dobra
1,000 Chilean Peso 44,142.0241369208 Sao Tome And Principe Dobra

Details for Chilean Peso (CLP) Currency

Introduction : The Chilean Peso (CLP) is the official currency of Chile and is used for all forms of economic transactions across the country. Represented by the symbol "$", the peso plays a central role in everyday life, from small purchases to large business operations. The currency is managed by the Central Bank of Chile, which oversees its monetary policy, issuance, and stability. While coins are available for lower denominations, banknotes are commonly used for higher values. The Chilean Peso is a free-floating currency that is influenced by domestic economic activity and global commodity prices, especially copper exports, which are vital to the Chilean economy.

History & Origin : The Chilean Peso has a long and evolving history. It was first introduced in 1817, replacing the Spanish real during Chile’s transition to independence. Over time, the currency experienced several revaluations due to inflation and economic challenges. The modern peso, in its current form, was introduced in 1975, replacing the escudo at a rate of 1,000 escudos to 1 peso. Since then, the Central Bank of Chile has implemented policies to stabilize the currency and curb inflation. The peso is now part of a modern financial system, supported by updated banknote designs with enhanced security features, and reflects Chile’s robust economic reforms.

Current Use : The Chilean Peso is used nationwide for all monetary transactions including commerce, banking, taxation, and public services. It is accepted in cash and digital formats and is used by residents and tourists alike. The peso plays a key role in Chile’s export-driven economy, especially in sectors like mining, agriculture, and wine production. In recent years, digital payments and electronic banking have grown in popularity, with the peso seamlessly integrated into these modern platforms. While the Unidad de Fomento (UF) is used for inflation-indexed contracts, the peso remains the primary medium for day-to-day financial activities and price quotations.

Details of Chile

Chile is a geographically unique country that stretches over 4,300 kilometers along the western edge of South America, bordered by the Pacific Ocean to the west and the Andes Mountains to the east. This slender nation is known for its vast landscapes that include the Atacama Desert, the driest non-polar desert in the world, fertile wine valleys, bustling urban centers, and the icy fjords and glaciers of Patagonia.

The capital, Santiago, is a dynamic city that serves as the political, cultural, and economic heart of the nation. Chile has a strong institutional framework and is considered one of the most stable and prosperous countries in Latin America. It boasts a diversified economy that is heavily reliant on copper mining, agriculture, forestry, fishing, and increasingly, services and technology.

Chile has embraced globalization through various free trade agreements and is an active member of the Organisation for Economic Co-operation and Development (OECD). The country also has a high literacy rate, strong healthcare systems, and a growing middle class. Education, innovation, and sustainable development are national priorities, with renewable energy gaining prominence in recent years.

Culturally, Chile offers a rich blend of indigenous heritage and Spanish colonial influences. Literature, music, and festivals are an important part of everyday life, with notable contributions from writers like Pablo Neruda and Gabriela Mistral. Tourism continues to grow as visitors are drawn to natural wonders like Torres del Paine, Easter Island, and the Chilean Lake District. With its mix of modernity, natural beauty, and cultural depth, Chile stands as a prominent nation in South America.

Details for São Tomé and Príncipe Dobra (STN) Currency

Introduction : The São Tomé and Príncipe Dobra (STN), symbolized as Db, is the official currency of São Tomé and Príncipe, a small island nation off the coast of Central Africa. It is issued and regulated by the Central Bank of São Tomé and Príncipe and is subdivided into 100 cêntimos. The Dobra plays a critical role in domestic economic activity, supporting trade, services, and public finance. Though the economy is small and largely based on agriculture and tourism, the Dobra serves as a symbol of national identity and financial sovereignty for the island country.

History & Origin : The Dobra was introduced in 1977, shortly after São Tomé and Príncipe gained independence from Portugal in 1975. It replaced the Portuguese Escudo at par and marked a significant step toward the country’s economic autonomy. Over time, the Dobra experienced significant inflation, leading to the issuance of higher denominations. To combat these challenges, the government introduced a new Dobra in 2018 as part of a redenomination plan, where 1 new Dobra (STN) was equal to 1,000 old Dobras (STD). This reform helped simplify transactions and improve confidence in the local currency, which remains central to national economic operations.

Current Use : The São Tomé and Príncipe Dobra is used throughout the country for all forms of monetary transactions, from paying for groceries and services to conducting government and commercial operations. While the country remains relatively cash-based, efforts have been made to modernize the banking system and encourage electronic payments. Due to the limited size of the economy and its reliance on imports, the Euro is often accepted in tourism and some business transactions. Nonetheless, the Dobra remains the primary legal tender and continues to play an essential role in everyday life, economic planning, and fiscal policy implementation in the islands.

Details of São Tomé and Príncipe

São Tomé and Príncipe is a small island nation located in the Gulf of Guinea, off the western equatorial coast of Central Africa. It consists of two main islands—São Tomé and Príncipe—along with several smaller islets. The country is known for its lush rainforests, volcanic landscapes, and pristine beaches. Its capital, São Tomé, is the economic and cultural heart of the nation.

A former Portuguese colony, São Tomé and Príncipe gained independence in 1975. Portuguese remains the official language, and the country maintains strong cultural and historical ties to Portugal. The population is ethnically diverse, with a blend of African and Portuguese influences reflected in its music, cuisine, and traditions.

The economy of São Tomé and Príncipe is primarily based on agriculture, tourism, and foreign aid. Cocoa has long been the dominant export, and the islands are known for producing high-quality organic cocoa. In recent years, the government has invested in developing sustainable tourism and improving infrastructure. Oil exploration in nearby waters has also been explored, though large-scale production has not yet materialized.

Despite its small size and limited resources, São Tomé and Príncipe is politically stable and often regarded as one of Africa's most peaceful nations. The government operates under a democratic system, and civil liberties are generally respected. Education and healthcare services are improving, though challenges remain in rural areas.

With its breathtaking natural beauty, rich biodiversity, and friendly population, São Tomé and Príncipe is often referred to as a hidden gem in Africa. Its commitment to environmental preservation, cultural heritage, and gradual economic development make it a unique and promising destination in the region.

Convert Chilean Peso to Other Currencies

Chilean Peso to United Arab Emirates DirhamUnited Arab Emirates Dirham to Chilean Peso
Chilean Peso to Afghan AfghaniAfghan Afghani to Chilean Peso
Chilean Peso to Albanian LekAlbanian Lek to Chilean Peso
Chilean Peso to Armenian DramArmenian Dram to Chilean Peso
Chilean Peso to Netherlands Antillean GuilderNetherlands Antillean Guilder to Chilean Peso
Chilean Peso to Angolan KwanzaAngolan Kwanza to Chilean Peso
Chilean Peso to Argentine PesoArgentine Peso to Chilean Peso
Chilean Peso to Australian DollarAustralian Dollar to Chilean Peso
Chilean Peso to Aruban FlorinAruban Florin to Chilean Peso
Chilean Peso to Azerbaijani ManatAzerbaijani Manat to Chilean Peso
Chilean Peso to Bosnia Herzegovina Convertible MarkBosnia Herzegovina Convertible Mark to Chilean Peso
Chilean Peso to Barbadian DollarBarbadian Dollar to Chilean Peso
Chilean Peso to Bangladeshi TakaBangladeshi Taka to Chilean Peso
Chilean Peso to Bulgarian LevBulgarian Lev to Chilean Peso
Chilean Peso to Bahraini DinarBahraini Dinar to Chilean Peso
Chilean Peso to Burundian FrancBurundian Franc to Chilean Peso
Chilean Peso to Bermudan DollarBermudan Dollar to Chilean Peso
Chilean Peso to Brunei DollarBrunei Dollar to Chilean Peso
Chilean Peso to Bolivian BolivianoBolivian Boliviano to Chilean Peso
Chilean Peso to Brazilian RealBrazilian Real to Chilean Peso
Chilean Peso to Bahamian DollarBahamian Dollar to Chilean Peso
Chilean Peso to Bhutanese NgultrumBhutanese Ngultrum to Chilean Peso
Chilean Peso to Botswanan PulaBotswanan Pula to Chilean Peso
Chilean Peso to Belarusian RubleBelarusian Ruble to Chilean Peso
Chilean Peso to Belize DollarBelize Dollar to Chilean Peso
Chilean Peso to Canadian DollarCanadian Dollar to Chilean Peso
Chilean Peso to Congolese FrancCongolese Franc to Chilean Peso
Chilean Peso to Swiss FrancSwiss Franc to Chilean Peso
Chilean Peso to Chilean Unit Of Account UfChilean Unit Of Account Uf to Chilean Peso
Chilean Peso to Chinese Yuan OffshoreChinese Yuan Offshore to Chilean Peso
Chilean Peso to Chinese YuanChinese Yuan to Chilean Peso
Chilean Peso to Colombian PesoColombian Peso to Chilean Peso
Chilean Peso to Costa Rican ColonCosta Rican Colon to Chilean Peso
Chilean Peso to Cuban Convertible PesoCuban Convertible Peso to Chilean Peso
Chilean Peso to Cuban PesoCuban Peso to Chilean Peso
Chilean Peso to Cape Verdean EscudoCape Verdean Escudo to Chilean Peso
Chilean Peso to Czech Republic KorunaCzech Republic Koruna to Chilean Peso
Chilean Peso to Djiboutian FrancDjiboutian Franc to Chilean Peso
Chilean Peso to Danish KroneDanish Krone to Chilean Peso
Chilean Peso to Dominican PesoDominican Peso to Chilean Peso
Chilean Peso to Algerian DinarAlgerian Dinar to Chilean Peso
Chilean Peso to Egyptian PoundEgyptian Pound to Chilean Peso
Chilean Peso to Eritrean NakfaEritrean Nakfa to Chilean Peso
Chilean Peso to Ethiopian BirrEthiopian Birr to Chilean Peso
Chilean Peso to EuroEuro to Chilean Peso
Chilean Peso to Fijian DollarFijian Dollar to Chilean Peso
Chilean Peso to Falkland Islands PoundFalkland Islands Pound to Chilean Peso
Chilean Peso to British Pound SterlingBritish Pound Sterling to Chilean Peso
Chilean Peso to Georgian LariGeorgian Lari to Chilean Peso
Chilean Peso to Guernsey PoundGuernsey Pound to Chilean Peso
Chilean Peso to Ghanaian CediGhanaian Cedi to Chilean Peso
Chilean Peso to Gibraltar PoundGibraltar Pound to Chilean Peso
Chilean Peso to Gambian DalasiGambian Dalasi to Chilean Peso
Chilean Peso to Guinean FrancGuinean Franc to Chilean Peso
Chilean Peso to Guatemalan QuetzalGuatemalan Quetzal to Chilean Peso
Chilean Peso to Guyanaese DollarGuyanaese Dollar to Chilean Peso
Chilean Peso to Hong Kong DollarHong Kong Dollar to Chilean Peso
Chilean Peso to Honduran LempiraHonduran Lempira to Chilean Peso
Chilean Peso to Haitian GourdeHaitian Gourde to Chilean Peso
Chilean Peso to Hungarian ForintHungarian Forint to Chilean Peso
Chilean Peso to Indonesian RupiahIndonesian Rupiah to Chilean Peso
Chilean Peso to Israeli New SheqelIsraeli New Sheqel to Chilean Peso
Chilean Peso to Manx PoundManx Pound to Chilean Peso
Chilean Peso to Indian RupeeIndian Rupee to Chilean Peso
Chilean Peso to Iraqi DinarIraqi Dinar to Chilean Peso
Chilean Peso to Iranian RialIranian Rial to Chilean Peso
Chilean Peso to Icelandic KronaIcelandic Krona to Chilean Peso
Chilean Peso to Jersey PoundJersey Pound to Chilean Peso
Chilean Peso to Jamaican DollarJamaican Dollar to Chilean Peso
Chilean Peso to Jordanian DinarJordanian Dinar to Chilean Peso
Chilean Peso to Japanese YenJapanese Yen to Chilean Peso
Chilean Peso to Kenyan ShillingKenyan Shilling to Chilean Peso
Chilean Peso to Kyrgystani SomKyrgystani Som to Chilean Peso
Chilean Peso to Cambodian RielCambodian Riel to Chilean Peso
Chilean Peso to Comorian FrancComorian Franc to Chilean Peso
Chilean Peso to North Korean WonNorth Korean Won to Chilean Peso
Chilean Peso to South Korean WonSouth Korean Won to Chilean Peso
Chilean Peso to Kuwaiti DinarKuwaiti Dinar to Chilean Peso
Chilean Peso to Cayman Islands DollarCayman Islands Dollar to Chilean Peso
Chilean Peso to Kazakhstani TengeKazakhstani Tenge to Chilean Peso
Chilean Peso to Laotian KipLaotian Kip to Chilean Peso
Chilean Peso to Lebanese PoundLebanese Pound to Chilean Peso
Chilean Peso to Sri Lankan RupeeSri Lankan Rupee to Chilean Peso
Chilean Peso to Liberian DollarLiberian Dollar to Chilean Peso
Chilean Peso to Lesotho LotiLesotho Loti to Chilean Peso
Chilean Peso to Libyan DinarLibyan Dinar to Chilean Peso
Chilean Peso to Moroccan DirhamMoroccan Dirham to Chilean Peso
Chilean Peso to Moldovan LeuMoldovan Leu to Chilean Peso
Chilean Peso to Malagasy AriaryMalagasy Ariary to Chilean Peso
Chilean Peso to Macedonian DenarMacedonian Denar to Chilean Peso
Chilean Peso to Myanma KyatMyanma Kyat to Chilean Peso
Chilean Peso to Mongolian TugrikMongolian Tugrik to Chilean Peso
Chilean Peso to Macanese PatacaMacanese Pataca to Chilean Peso
Chilean Peso to Mauritanian OuguiyaMauritanian Ouguiya to Chilean Peso
Chilean Peso to Mauritian RupeeMauritian Rupee to Chilean Peso
Chilean Peso to Maldivian RufiyaaMaldivian Rufiyaa to Chilean Peso
Chilean Peso to Malawian KwachaMalawian Kwacha to Chilean Peso
Chilean Peso to Mexican PesoMexican Peso to Chilean Peso
Chilean Peso to Malaysian RinggitMalaysian Ringgit to Chilean Peso
Chilean Peso to Mozambican MeticalMozambican Metical to Chilean Peso
Chilean Peso to Namibian DollarNamibian Dollar to Chilean Peso
Chilean Peso to Nigerian NairaNigerian Naira to Chilean Peso
Chilean Peso to Nicaraguan CordobaNicaraguan Cordoba to Chilean Peso
Chilean Peso to Norwegian KroneNorwegian Krone to Chilean Peso
Chilean Peso to Nepalese RupeeNepalese Rupee to Chilean Peso
Chilean Peso to New Zealand DollarNew Zealand Dollar to Chilean Peso
Chilean Peso to Omani RialOmani Rial to Chilean Peso
Chilean Peso to Panamanian BalboaPanamanian Balboa to Chilean Peso
Chilean Peso to Peruvian Nuevo SolPeruvian Nuevo Sol to Chilean Peso
Chilean Peso to Papua New Guinean KinaPapua New Guinean Kina to Chilean Peso
Chilean Peso to Philippine PesoPhilippine Peso to Chilean Peso
Chilean Peso to Pakistani RupeePakistani Rupee to Chilean Peso
Chilean Peso to Polish ZlotyPolish Zloty to Chilean Peso
Chilean Peso to Paraguayan GuaraniParaguayan Guarani to Chilean Peso
Chilean Peso to Qatari RialQatari Rial to Chilean Peso
Chilean Peso to Romanian LeuRomanian Leu to Chilean Peso
Chilean Peso to Serbian DinarSerbian Dinar to Chilean Peso
Chilean Peso to Russian RubleRussian Ruble to Chilean Peso
Chilean Peso to Rwandan FrancRwandan Franc to Chilean Peso
Chilean Peso to Saudi RiyalSaudi Riyal to Chilean Peso
Chilean Peso to Solomon Islands DollarSolomon Islands Dollar to Chilean Peso
Chilean Peso to Seychellois RupeeSeychellois Rupee to Chilean Peso
Chilean Peso to Sudanese PoundSudanese Pound to Chilean Peso
Chilean Peso to Swedish KronaSwedish Krona to Chilean Peso
Chilean Peso to Singapore DollarSingapore Dollar to Chilean Peso
Chilean Peso to Saint Helena PoundSaint Helena Pound to Chilean Peso
Chilean Peso to Sierra Leonean LeoneSierra Leonean Leone to Chilean Peso
Chilean Peso to Somali ShillingSomali Shilling to Chilean Peso
Chilean Peso to Surinamese DollarSurinamese Dollar to Chilean Peso
Chilean Peso to South Sudanese PoundSouth Sudanese Pound to Chilean Peso
Chilean Peso to Sao Tome And Principe DobraSao Tome And Principe Dobra to Chilean Peso
Chilean Peso to Salvadoran ColonSalvadoran Colon to Chilean Peso
Chilean Peso to Syrian PoundSyrian Pound to Chilean Peso
Chilean Peso to Swazi LilangeniSwazi Lilangeni to Chilean Peso
Chilean Peso to Thai BahtThai Baht to Chilean Peso
Chilean Peso to Tajikistani SomoniTajikistani Somoni to Chilean Peso
Chilean Peso to Turkmenistani ManatTurkmenistani Manat to Chilean Peso
Chilean Peso to Tunisian DinarTunisian Dinar to Chilean Peso
Chilean Peso to Tongan PaangaTongan Paanga to Chilean Peso
Chilean Peso to Turkish LiraTurkish Lira to Chilean Peso
Chilean Peso to Trinidad And Tobago DollarTrinidad And Tobago Dollar to Chilean Peso
Chilean Peso to New Taiwan DollarNew Taiwan Dollar to Chilean Peso
Chilean Peso to Tanzanian ShillingTanzanian Shilling to Chilean Peso
Chilean Peso to Ukrainian HryvniaUkrainian Hryvnia to Chilean Peso
Chilean Peso to Ugandan ShillingUgandan Shilling to Chilean Peso
Chilean Peso to United States DollarUnited States Dollar to Chilean Peso
Chilean Peso to Uruguayan PesoUruguayan Peso to Chilean Peso
Chilean Peso to Uzbekistan SomUzbekistan Som to Chilean Peso
Chilean Peso to Venezuelan Bolivar SoberanoVenezuelan Bolivar Soberano to Chilean Peso
Chilean Peso to Vietnamese DongVietnamese Dong to Chilean Peso
Chilean Peso to Vanuatu VatuVanuatu Vatu to Chilean Peso
Chilean Peso to Samoan TalaSamoan Tala to Chilean Peso
Chilean Peso to Cfa Franc BeacCfa Franc Beac to Chilean Peso
Chilean Peso to Silver Troy OunceSilver Troy Ounce to Chilean Peso
Chilean Peso to Gold Troy OunceGold Troy Ounce to Chilean Peso
Chilean Peso to East Caribbean DollarEast Caribbean Dollar to Chilean Peso
Chilean Peso to Special Drawing RightsSpecial Drawing Rights to Chilean Peso
Chilean Peso to Cfa Franc BceaoCfa Franc Bceao to Chilean Peso
Chilean Peso to Palladium OuncePalladium Ounce to Chilean Peso
Chilean Peso to Cfp FrancCfp Franc to Chilean Peso
Chilean Peso to Platinum OuncePlatinum Ounce to Chilean Peso
Chilean Peso to Yemeni RialYemeni Rial to Chilean Peso
Chilean Peso to South African RandSouth African Rand to Chilean Peso
Chilean Peso to Zambian KwachaZambian Kwacha to Chilean Peso

FAQ on Chilean Peso (CLP) to Sao Tome And Principe Dobra (STN) Conversion:

What is the Symbol of Chilean Peso and Sao Tome And Principe Dobra?

The symbol for Chilean Peso is '$', and for Sao Tome And Principe Dobras, it is 'Db'. These symbols are used to denote in everyday currency analysis.

How to convert Chilean Peso(s) to Sao Tome And Principe Dobra(es)?

To convert Chilean Peso(s) to Sao Tome And Principe Dobra(es), multiply the number of Chilean Pesos by 44.142024136921 because one Chilean Peso equals 44.142024136921 Sao Tome And Principe Dobras.
Formula: Sao Tome And Principe Dobras = Chilean Pesos × 44.142024136921.
This is a standard rule used in conversions.

How to convert Sao Tome And Principe Dobra(es) to Chilean Peso(s) ?

To convert Sao Tome And Principe Dobra(es) to Chilean Peso(s), divide the number of Sao Tome And Principe Dobras by 44.142024136921, since, 1 Chilean Peso contains exactly 44.142024136921 Sao Tome And Principe Dobra(es).
Formula: Chilean Pesos = Sao Tome And Principe Dobra(s) ÷ 44.142024136921.
It’s a common calculation in conversions.

How many Chilean Peso(s) are these in an Sao Tome And Principe Dobra(es) ?

There are 0.022654149182153 Chilean Pesos in one Sao Tome And Principe Dobra. This is derived by dividing 1 Sao Tome And Principe Dobra by 44.142024136921, as 1 Chilean Peso equals 44.142024136921 Sao Tome And Principe Dobra(s).
Formula: Chilean Peso = Sao Tome And Principe Dobras ÷ 44.142024136921.
It’s a precise currency conversion method.

How many Sao Tome And Principe Dobra(es) are these in an Chilean Peso(s) ?

There are exactly 44.142024136921 Sao Tome And Principe Dobras in one Chilean Peso. This is a fixed value used in the measurement system.
Formula: Sao Tome And Principe Dobra(s) = Chilean Pesos × 44.142024136921.
It's one of the most basic conversions.

How many Sao Tome And Principe Dobra in 10 Chilean Peso?

There are 441.42024136921 Sao Tome And Principe Dobras in 10 Chilean Pesos. This is calculated by multiplying 10 by 44.142024136921.
Formula: 10 Chilean Pesos × 44.142024136921 = 441.42024136921 Sao Tome And Principe Dobras.
This conversion is helpful for measurements.

How many Sao Tome And Principe Dobra(s) in 50 Chilean Peso?

There are 2207.101206846 Sao Tome And Principe Dobras in 50 Chilean Pesos. One can calculate it by multiplying 50 by 44.142024136921.
Formula: 50 Chilean Pesos × 44.142024136921 = 2207.101206846 Sao Tome And Principe Dobras.
This conversion is used in many applications.

How many Sao Tome And Principe Dobra(s) in 100 Chilean Peso?

There are 4414.2024136921 Sao Tome And Principe Dobra(s) in 100 Chilean Pesos. Multiply 100 by 44.142024136921 to get the result.
Formula: 100 Chilean Pesos × 44.142024136921 = 4414.2024136921 Sao Tome And Principe Dobra(s).
This is a basic currency conversion formula.