Our calculations are based on published daily exchange rates. We have calculated that US$ 18.21 would cost the following amount in each of the currencies below.
| Currency | Converted Cost |
| Algerian Dinars | DZD 2,662.07 |
| American Dollars | US$ 18.21 |
| Argentinian Pesos | ARS 2,273.83 |
| Australian Dollars | A$ 26.38 |
| Bahamian Dollars | BSD 18.21 |
| Barbados Dollars | BBD 36.42 |
| Brazil Real | Real 95.94 |
| Canadian Dollars | C$ 23.44 |
| Chilean Pesos | CLP 16,593.47 |
| Chinese Yuan Renmimbi | CNY 121.99 |
| Czech Republic Koruna | CZK 427.92 |
| Danish Kroner | DKK 128.73 |
| Eastern Caribbean Dollars | XCD 49.17 |
| Egyptian Pounds | EGP 342.33 |
| Euros | EUR 17.30 |
| Fiji Dollars | FJD 40.26 |
| Hong Kong Dollars | HKD 142.88 |
| Hungarian Forint | HUF 6,872.85 |
| Iceland Krona | ISK 2,418.85 |
| IMF Special Drawing Rights | XDR 13.66 |
| Indian Rupees | Rup 1,439.61 |
| Indonesian Rupiah | IDR 270,420.78 |
| Israeli New Shekels | ILS 62.56 |
| Jamaican Dollars | JMD 2,749.94 |
| Japanese Yen | ¥ 2,477.36 |
| Jordanian Dinar | JOD 12.91 |
| Korean (South) Won | Won 23,530.56 |
| Lebanese Pounds | LBP 27,451.58 |
| Malaysian Ringgit | MYR 80.07 |
| Mexican Pesos | MXN 366.96 |
| New Zealand Dollars | NZ$ 29.20 |
| Norwegian Kroner | NOK 178.85 |
| Pakistan Rupees | PKR 3,766.14 |
| Philippine Pesos | Phi 998.31 |
| Polish Zlotych | PLN 81.28 |
| Romanian Leu | RON 85.67 |
| Russian Rubles | RUB 990.18 |
| Saudi Arabian Riyal | SAR 68.29 |
| Singapore Dollars | S$ 25.27 |
| South African Rand | R 292.79 |
| Swedish Krona | K 184.88 |
| Swiss Francs | CHF 17.42 |
| Taiwanese Dollars | TWD 540.57 |
| Thai Baht | THB 640.60 |
| Trinidad and Tobago Dollars | TTD 123.82 |
| United Kingdom Pounds | £ 14.94 |