Question

A baby weighs 18pounds at her four month appointment. Six months later she weighs 24 pounds. By what percentage did the baby’s weight increase?

Answer 1

24 pounds - 18 pounds = 6 pounds,

So,
$\frac{6}{18} \times 100 \\ = \frac{1}{3} \times 100 \\ = 33.33\%$