Multiply by 10s
Estimating Products
Three Digit by One digit
2 by 2 Digit
Word Problems
100

5 x 10

What is 50?

100

Estimate the product of 67 x 4

What is 280?

100
100 x 7
What is 700?
100

15 x 12

What is 180?

100
Leo had 4 dogs. Each dog had 16 puppies! How many dogs does Leo have now?
What is 64?
200

7 x 100

What is 700

200

Estimate the product of 213 x 6

What is 1,200?

200
191 x 4
What is 764?
200

24 x 15

What is 360?

200
Charlie bought 9 action figures. Each action figure cost $119. How much did Charlie spend?
What is 1071?
300

12 x 100

What is 1200?

300

Estimate the product of 34 x 8

What is 240?

300
255 x 9
What is 2295?
300

36 x 54

What is 1,944?

300
There are 1021 houses in a neighbourhood. Each house has 5 people living in it. How many people live in the neighbourhood?
What is 5105?
400

9 x 14,000

What is 126,000?

400

Estimate the product of 1,802 x 7

What is 14,00?

400

702 x 6

What is 4212?

400

38 x 77

What is 2,926?

400
Stu had $72 dollars. His parents doubled this amount. Then his grandparents doubled the amount again. How much does he have now?
What is $288?
500

1,400 x 7

What is 9,800?

500

Estimate the product of 637 x 4

What is 2,400?

500
788 x 5
What is 3940?
500

67 x 89

What is 5,963?

500
Sarah has 140 balloons. Remco has 3 times as many balloons. Isra has 6 times as many balloons as Sarah. How many balloons does Isra have?
What is 840?
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