Question

Estimate the value 9.9 squared times 1.79 and the square root of 97.5 divided by 1.96

Answer 1

200 and 5

Explanation:

1. 9.9 rounded is 10

1.79 rounded is 2

10^2 is 100

100 x 2 = 200

2. 97.5 rounded is 100

1.96 rounded is 2

square root of 100 is 10

10/2 = 5