Multiply Greater Numbers by Powers of 10
Estimate the product: 524 x 31.
15,000
78 x 87 = _____
6,786
208 x 13 = _____
2,704
A zoo has bird cages that each contain 155 birds. There are _____ birds on display in 4 cages.
620
To find 54x1,000, annex ___ zeros to 54 to form the product 54,000.
3
Estimate: 48 x 416 = ______.
20,000
474 x 18 = _____
8,532
31 x 308 = _____
9,548
Each rhino at the zoo eats 150 pounds of food per day. Altogether, 14 rhinos will eat _____ pounds of food per day.
2,100
The product of 40 x 10 to the 4th power.
400,000
Estimate: 378 x 81 = ______.
32,000
637 x 32 = _____
20,384
701 x 43 = _____
30,143
Thomas travels a lot to visit his family. He flies 2,460 miles each week for 5 weeks. Total, Thomas flies _____ miles to visit his family.
12,300
60 x 100,000 =
6,000,000
Estimate: 692 x 500 = _____.
350,000
765 x 24 = _____
18,360
708 x 40 = _____
28,320
Jack weighs 106 pounds. If a cow weighs 13 times as much, it weighs _____ pounds.
1,378
27 x 10 to the power of zero equals ____.
27
Joe buys 19 DVD players for $47 each. He estimates he will spend about _____ total for all DVD players.
$1,000
The two partial products you would add to find 713 x 48.
5,704 and 28,520
The two partial products of 34 x 404.
1,616 and 12,120?
Carlos has 105 buttons. Ramona has twice as many buttons as Carlos. Daniel has 3 times as many buttons as Ramona. They have _____ buttons in all.
945