Question

A coral reef grows 0.19m every week. How much does it grow in 6 weeks? Write your answer in millimeters.

Answer 1

$0.19 \times 6 = 1.14$
The answer is 1.14 millimeters

Answer 2

1140 millimeters
0.19 times 6 is 1.14 and there is a thousand millimeters in one meter so multiply 1.14 by a thousand to get 1140.