what fraction of a dollar is a nickel in simplest form?

5/100 = 1/20

To find out what fraction of a dollar a nickel represents in simplest form, you need to know the value of a nickel and the value of a dollar.

A nickel is equal to 5 cents, and
A dollar is equal to 100 cents.

To find the fraction, you can divide the value of the nickel by the value of the dollar:

5 cents ÷ 100 cents = 1/20

So, a nickel represents 1/20th (one twentieth) of a dollar in simplest form.