Question

The best estimate Of the product 0.51 x 783

A) 1/2 x 800
B) 1 x 1000
C) 5 x 700
D) 50 x 800

Answer 1

a is 400
b is 1000
c is 3500
d is 40000

Answer 2

.51 x 783=399.33 1/2 x 800= 400 which is the closest to 399.33 so a is correct