Answer :
to estimate you round the numbers to the nearest whole number
9.7 you round up to 10
3.3 you round down to 3
so 10x3= 30
9.7 you round up to 10
3.3 you round down to 3
so 10x3= 30
9.7 rounds to 10, and 3.3 rounds to 3 so 10 x 3 = 30. Hope I helped! :)
