How To Write 1450 Dollars On A Check . Enter the dollar and cents amount using the number. Write the amount in numbers. Write a Check with Dollars and Cents Example from www.thebalance.com Technically, numbers between 21 and 99 should be hyphenated if it ends in a number other than 0. however, merchants don’t care about formatting rules when you’re writing a check. Apr 18 00:45 utc (gmt) convert usd 78.66 to (us) american english words, for writing a check in dollars : The amount in here must match the amount you’ve written in words.