Multiply by 10s
Estimate Products
2 by 2 Multiplication
2, 3, or 4 by 1 Multiplication
Word Problems
100
3 x 10
What is 30?
100
The estimate of 18 x 9. (show your work)
What is 180 or 200?
100

11 x 10

What is 110?

100
14 x 3
What is 42?
100

A movie theater has 24 rows of seats, each row has 32 seats. How many seats are in the theater?

What is 768 seats?

200
20 x 30
What is 600?
200
The estimate of 26 x 79. (show your work)
What is 2400?
200

22 x 44

What is 968?

200
354 x 6
What is 2,124?
200

The fourth graders are collecting money for a fundraiser. There are 82 fourth graders and each student collected $54. About how much money did they raise?

What is 80 x 50 = $4,000?

300
25 x 40
What is 1000?
300
The estimate of 42 x 73. (show your work)
What is 2800?
300

62 x 56

What is 3,472?

300
782 x 5
What is 3,910?
300

The PTO bought 16 maple trees for the courtyard. They paid $260 for each tree. How much did the PTO pay for maple trees?

What is 4,160? 260 x 16

400
400 x 50
What is 20,000?
400

The estimate of 236 x 27.

What is 200 x 30 = 6,000?

400

98 x 82

What is 8,036?

400
2,457 x 3
What is 7,371?
400

During a reading contest, the 20 students in Ms. Miller's class read for 145 minutes each. How many minutes did they read in total?

What is 2,900 minutes? 145 x 20

500

240 x 200?

What is 48,000?

500

The estimate of 456 x 34

What is 500 x 30 = 15,000?

500

367 x 59

What is 21,653?
500
3,404 x 7
What is 23,828?
500

Ms. Mallory sold 528 sets of books in a year. If each set contains 46 books, how many books did she sell in total? 

What is 24,288 books? 528 x 46

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