How To Write A Check For Thousands Of Dollars. However, be aware that this can be risky if the check is ever lost or stolen. Start by writing the number of dollars (“8”), followed by a decimal point or period (“.”), and then the number of cents (“15.

In our example above you would write one thousand five hundred forty two and 63/100. Write the amount of usd 1,567$ on the check, in the amount box. If you can say it, you can write it.