Estimating Sums and Differences
5-Minute Check Multiply. 3,270 x 25 5,741 x 53 98,304 x 24 $34,811 x 45.
5-Minute Check Multiply. 2 x 44 4 x 39 3 x $21 5 x 89 A truck weighs twice as heavy as a car. The car weighs 3,000 pounds. How much does the truck weigh?
