Question

Grandpa Ernie is shrinking! Over the past 4 years, his height decreased by a total of 2.4 cm. It decreased by the same amount each year. What was the change in Grandpa Ernie's height each year?

Answer 1

.6 cm

Explanation:

Answer 2

0.6 cm/yr

Explanation:

Annual decrease was:

Total decrease 2.4 cm

-------------------------- = ---------------- = 0.6 cm/yr

Number of years 4 years