Multiplication
Multiplying by multiples of 10, 100, and 1,000
Halving and Doubling
Word Problems
Estimate Products
100

8 x 92 = ?

What is 736?

100

5 x 70 = ?

What is 350?

100

4 x 16 = ?

What is 64?

100

There are 28 boats. If each boat can hold 9 people, how many people do all of the boats hold?

What is 252 boats?

100

52 x 68 = ?

a.) 35

b.) 350

c.) 3,500

d.) 35,000

What is c.) 3,500?

200

542 x 7 = ?

What is 3,794?

200

40 x 8 = ?

What is 320?

200

5 x 18 = ?

What is 90?

200

The elementary school auditorium has 35 rows. If each row seats 13 people, how many people can be seated in the auditorium?

What is 455 people?

200

36 x 7 equals approximately...

What is 280?

300

7,321 x 5 = ?

What is 36,305?

300

50 x 6 = ?

What is 300?

300

20 x 32 = ?

What is 640?

300

There are 24 fourth graders. If each student has to bring in 15 pictures to put on the board, how many pictures in all will be on the  board?

What is 360?

300

38 x 81 equals approximately...

What is approximately 3,200?

400

67 x 23 = ?

What is 1,541?

400

70 x 20 = ?

What is 1,400?

400

23 x 4 = ?

What is 92?

400

Raquel went to the bookstore and bought 14 books. Each book costs $17. How much money did Raquel spend on books?

What is $238?

400

A chain of coffee shops ordered 89 boxes of sugar packets. Each box contained 63 packets of sugar. About how many sugar packets in total did the chain of coffee shops order?

What is about 5,400 sugar packets?

500

98 x 41 = ?

What is 4,018?

500

20 x 500 = ?

What is 10,000?

500

3 x 14 = ?

What is 42?

500

Tatiana has to read 14 books over the summer. If each book has 283 pages, how many pages does Tatiana have to read in all?

What is 3,962 pages?

500

A school ordered 87 boxes of paper clips. There were 34 paper clips in each box. About how many paper clips did the school order in all?

What is about 2,700 paper clips?