Question

Estimate using compatible numbers.

9% of 72

Answer 1

.09 x 72=6.48

Answer 2

1 percent less than 10% that is 1 percent less than 7.2 and one percent is 0.72

so it should be 7.2-0.72 = 6.48

Answer 3

70
14
35
7

Answer 4

7!

Answer 5

because 9% is a bit less than 10%, which you can easily see is 7.2 so 7 it is!

Answer 6

Enough @FOOOOOOOOOOOOOOOOOOOOOOOOOOOOOP - last warning