Convert Cuban Peso (CUP) to Guyanaese Dollar (GYD)

1 cuban_peso = 1 cuban_peso

Exchange rates last updated: August 9, 2025 07:00

Conversion Formula for Cuban Peso to Guyanaese Dollar

The formula of conversion of Cuban Peso to Guyanaese Dollar is very simple. To convert Cuban Peso to Guyanaese Dollar, we can use this simple formula:

1 Cuban Peso = 0.1231703228 Guyanaese Dollar

1 Guyanaese Dollar = 8.118838835 Cuban Peso

One Cuban Peso is equal to 0.1231703228 Guyanaese Dollar. So, we need to multiply the number of Cuban Peso by 0.1231703228 to get the no of Guyanaese Dollar. This formula helps when we need to change the measurements from Cuban Peso to Guyanaese Dollar

Cuban Peso to Guyanaese Dollar Conversion

The conversion of Cuban Peso currency to Guyanaese Dollar currency is very simple. Since, as discussed above, One Cuban Peso is equal to 0.1231703228 Guyanaese Dollar. So, to convert Cuban Peso to Guyanaese Dollar, we must multiply no of Cuban Peso to 0.1231703228. Example:-

Cuban Peso Guyanaese Dollar
0.01 Cuban Peso 0.0012317032 Guyanaese Dollar
0.1 Cuban Peso 0.0123170323 Guyanaese Dollar
1 Cuban Peso 0.1231703228 Guyanaese Dollar
2 Cuban Peso 0.2463406456 Guyanaese Dollar
3 Cuban Peso 0.3695109684 Guyanaese Dollar
5 Cuban Peso 0.615851614 Guyanaese Dollar
10 Cuban Peso 1.2317032279 Guyanaese Dollar
20 Cuban Peso 2.4634064558 Guyanaese Dollar
50 Cuban Peso 6.1585161396 Guyanaese Dollar
100 Cuban Peso 12.3170322792 Guyanaese Dollar
500 Cuban Peso 61.5851613962 Guyanaese Dollar
1,000 Cuban Peso 123.1703227923 Guyanaese Dollar

Details for Cuban Peso (CUP) Currency

Introduction : The Cuban Peso (CUP), also known as the 'moneda nacional,' is the official currency of Cuba. It is primarily used by Cuban residents for everyday transactions including groceries, utilities, and public services. Unlike the now-defunct Convertible Peso (CUC), the CUP is not tied to foreign currency values and plays a crucial role in the nation’s domestic economy. Its use reflects the country’s internal pricing system and economic structure. The CUP is issued by the Central Bank of Cuba and comes in both coins and banknotes of various denominations that serve a wide demographic for local trade and wage distribution.

History & Origin : The Cuban Peso has a long and complex history, originating in the 19th century as Cuba transitioned from Spanish colonial rule to independence. After the Cuban Revolution in 1959, the currency system was restructured to reflect socialist principles. For decades, the CUP was used alongside the Cuban Convertible Peso (CUC), a dual-currency system that created a divide between local and international transactions. The CUP remained the official domestic currency, while the CUC was pegged to the US Dollar and used for tourism and foreign goods. In January 2021, Cuba eliminated the CUC, making the CUP the sole national currency and implementing a major monetary reform to unify its economy and simplify financial operations.

Current Use : The Cuban Peso is now the single official currency used throughout Cuba following the 2021 monetary unification. It is utilized for all forms of internal trade, public salaries, transportation, local markets, and utility payments. While once overshadowed by the CUC in tourist-facing sectors, the CUP has assumed full responsibility for both domestic and international financial transactions within the country. Despite reforms, the CUP still faces challenges, including inflation and restricted convertibility on the international market. Efforts are ongoing to stabilize the currency, improve exchange rate systems, and better integrate Cuba’s economy into global financial systems while retaining sovereign monetary control.

Details of Cuba

Cuba is a Caribbean island nation located where the Caribbean Sea, Gulf of Mexico, and Atlantic Ocean meet. Known for its vibrant culture, revolutionary legacy, and scenic beauty, Cuba is the largest island in the Caribbean. Its capital, Havana, is famous for colorful colonial architecture, classic American cars, and a lively music and arts scene that embodies the soul of Cuban identity. The island features a mix of mountain ranges, lush valleys, pristine beaches, and extensive farmland.

Politically, Cuba is a socialist republic governed by the Communist Party since the 1959 revolution led by Fidel Castro. The revolution marked a historic shift from a US-backed dictatorship to a state-controlled socialist system, which nationalized industries and implemented widespread social reforms. While these changes brought improvements in education and healthcare, they also led to strained international relations, particularly with the United States, resulting in long-standing economic embargoes that persist today.

Cuba boasts some of the highest literacy rates and healthcare outcomes in the developing world, thanks to free and universal education and health services. Spanish is the official language, and cultural traditions blend Spanish, African, and Caribbean influences. Music, dance, and festivals are integral to Cuban life, with genres like salsa, rumba, and reggaetón dominating the airwaves and public squares.

Tourism is a major economic sector, attracting millions annually who seek Cuba’s beaches, cigars, and nostalgic charm. Yet, economic challenges remain due to limited access to international finance, resource constraints, and recent economic restructuring. Reforms aim to stimulate private enterprise and investment, though progress is cautious and measured. As Cuba navigates its path between preserving its socialist ideals and adapting to global economic demands, it continues to captivate the world with its resilience, heritage, and spirit.

Details for Guyanaese Dollar (GYD) Currency

Introduction : The Guyanaese Dollar (GYD) is the official currency of Guyana, represented by the symbol “ and used throughout the country for everyday financial transactions. It is subdivided into 100 cents, though cents are rarely used due to inflation. Issued by the Bank of Guyana, the currency features a range of colorful banknotes depicting national landmarks, wildlife, and cultural icons. The Guyanese Dollar plays a central role in facilitating commerce across a growing economy fueled by agriculture, mining, and more recently, oil production. It reflects both the country’s heritage and its economic aspirations in South America.

History & Origin : The Guyanese Dollar has its roots in the colonial past of Guyana, which was once a British colony known as British Guiana. The currency was introduced in 1839, initially using the British West Indian dollar system. Over the decades, Guyana went through multiple phases of currency changes, especially after gaining independence in 1966. The modern form of the Guyanaese Dollar was formalized in 1965 with the creation of the Bank of Guyana. Since then, the currency has evolved in design and security features, with major overhauls to accommodate economic shifts and to reduce counterfeiting.

Current Use : The Guyanese Dollar is the standard unit of currency for all transactions within Guyana, from everyday purchases at local markets to larger commercial deals in the mining and agriculture sectors. It is widely accepted across the country in both urban and rural settings. In recent years, the influx of foreign investment, especially in oil and gas, has brought more attention to the GYD. While US Dollars are occasionally accepted in some industries like tourism and hospitality, the GYD remains the primary medium of exchange. Banking systems and mobile payments are steadily growing, bringing greater financial accessibility.

Details of Guyana

Guyana, located on the northern coast of South America, is a unique country where Caribbean and South American cultures meet. It is bordered by Venezuela to the west, Brazil to the south, Suriname to the east, and the Atlantic Ocean to the north. Despite being on the South American mainland, Guyana is culturally aligned with the Caribbean and is a member of CARICOM (Caribbean Community).

The capital city, Georgetown, sits on the Atlantic coast and is known for its colonial architecture, bustling markets, and the scenic Demerara River. Guyana’s population is ethnically diverse, with significant Indo-Guyanese, Afro-Guyanese, Indigenous, and mixed communities contributing to a vibrant cultural mosaic. This diversity is reflected in the nation's cuisine, festivals, and traditions.

Guyana is endowed with vast natural resources, including forests, rivers, gold, bauxite, and more recently, offshore oil reserves that have transformed its economic landscape. The country is now one of the fastest-growing economies in the region. Agriculture, particularly rice and sugar production, continues to play a key role in rural livelihoods.

The natural environment of Guyana is stunning and largely untouched, with rainforests, waterfalls, and rich biodiversity. The Kaieteur Falls, one of the world’s tallest single-drop waterfalls, is a symbol of the nation’s unspoiled beauty and ecological significance. Guyana is also home to rare wildlife such as jaguars, giant river otters, and hundreds of bird species.

Despite economic progress, the country still faces challenges such as infrastructure development, healthcare access, and income disparity. However, government efforts and international partnerships are paving the way for more inclusive growth. Guyana’s strategic position and resource potential position it as an emerging player in global economics, while maintaining a strong commitment to environmental sustainability and cultural preservation.

Convert Cuban Peso to Other Currencies

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

FAQ on Cuban Peso (CUP) to Guyanaese Dollar (GYD) Conversion:

What is the Symbol of Cuban Peso and Guyanaese Dollar?

The symbol for Cuban Peso is '₱ or CUP$', and for Guyanaese Dollars, it is '$'. These symbols are used to denote in everyday currency analysis.

How to convert Cuban Peso(s) to Guyanaese Dollar(es)?

To convert Cuban Peso(s) to Guyanaese Dollar(es), multiply the number of Cuban Pesos by 0.12317032279235 because one Cuban Peso equals 0.12317032279235 Guyanaese Dollars.
Formula: Guyanaese Dollars = Cuban Pesos × 0.12317032279235.
This is a standard rule used in conversions.

How to convert Guyanaese Dollar(es) to Cuban Peso(s) ?

To convert Guyanaese Dollar(es) to Cuban Peso(s), divide the number of Guyanaese Dollars by 0.12317032279235, since, 1 Cuban Peso contains exactly 0.12317032279235 Guyanaese Dollar(es).
Formula: Cuban Pesos = Guyanaese Dollar(s) ÷ 0.12317032279235.
It’s a common calculation in conversions.

How many Cuban Peso(s) are these in an Guyanaese Dollar(es) ?

There are 8.1188388349515 Cuban Pesos in one Guyanaese Dollar. This is derived by dividing 1 Guyanaese Dollar by 0.12317032279235, as 1 Cuban Peso equals 0.12317032279235 Guyanaese Dollar(s).
Formula: Cuban Peso = Guyanaese Dollars ÷ 0.12317032279235.
It’s a precise currency conversion method.

How many Guyanaese Dollar(es) are these in an Cuban Peso(s) ?

There are exactly 0.12317032279235 Guyanaese Dollars in one Cuban Peso. This is a fixed value used in the measurement system.
Formula: Guyanaese Dollar(s) = Cuban Pesos × 0.12317032279235.
It's one of the most basic conversions.

How many Guyanaese Dollar in 10 Cuban Peso?

There are 1.2317032279235 Guyanaese Dollars in 10 Cuban Pesos. This is calculated by multiplying 10 by 0.12317032279235.
Formula: 10 Cuban Pesos × 0.12317032279235 = 1.2317032279235 Guyanaese Dollars.
This conversion is helpful for measurements.

How many Guyanaese Dollar(s) in 50 Cuban Peso?

There are 6.1585161396173 Guyanaese Dollars in 50 Cuban Pesos. One can calculate it by multiplying 50 by 0.12317032279235.
Formula: 50 Cuban Pesos × 0.12317032279235 = 6.1585161396173 Guyanaese Dollars.
This conversion is used in many applications.

How many Guyanaese Dollar(s) in 100 Cuban Peso?

There are 12.317032279235 Guyanaese Dollar(s) in 100 Cuban Pesos. Multiply 100 by 0.12317032279235 to get the result.
Formula: 100 Cuban Pesos × 0.12317032279235 = 12.317032279235 Guyanaese Dollar(s).
This is a basic currency conversion formula.