81 x 10 = ____
What is 810?
What is the BEST estimate for the following: 524 x 31.
What is 15,600?
For the school dance, 145 vases of flowers were used for decoration. Each vase held 9 flowers. How many flowers were used in total?
What is 1,305 flowers?
What is the BEST estimate: 48 x 451 = ______.
What is 22,500?
What would be the best way to estimate 129 x 48? What is the estimate?
What is 130 x 50 = 6,500?
What is the BEST estimate: 378 x 81 = ______.
What is 30,400?
Find the value of 548 x 375
What is 205,500?
What is the BEST estimate: 619 x 22 = _____.
What is 12,400?
Mrs. Russ buys 216 cases of ice cream bars. Each case contains 28 bars.
What is the best estimate of for the total number of ice cream bars? Why?
A. 220 x 20 = 4,400
B. 220 x 30 = 6,600
C. 200 x 20 = 4,000
D. 200 x 30 = 6,000
B. An overestimate because both values are rounded up.
Find the product of 713 x 48.
What is 34,224?
Find the product of 34 x 404.
What is 13,736?