How do you find 15% of a number
a. multiple the number by 0.15
b. divide the number by 1.5
c. divide the number by 15
d. multiply the number by 15

When you multiply a number by a percentage, you first convert the percent into a decimal.

You do this by moving the decimal point two places to the left and making the decimal point into % sign.

15% = 0.15

Then you multiply the decimal by the number you want to find the percentage of.

So, the answer to this question is A. multiple the number by 0.15

If jon had $4.00 then takes away $2.25, then he should have $1.75 left. $4.00 - $2.25 = $1.75 hope this ; )