Question

what number is 20% of 20

Answer 1

10% of a number can be found by moving the decimal point over one space to the left.
20 move the decimal point to the left = 2
Now that we know that 10% of 20 is 2, we can find 20% by multiplying 2 by 2.
20% of 20 is 4.
Our answer is 4.