Question

in a wildlife park there were 18 gray wolves after three years there were 27 gray wolves what is the precent increase

Answer 1

From 18 wolves to 27 wolves, what was the increase? 27 - 18 is 9, so the increase was 9.

How much of 18 is 9? 9 / 18 is equal to 1 / 2, which is 0.5. To make 0.5 a percent we multiply by 100.

0.5 times 100 is 50%.