Multiply by 10
Multiply by 100
Multiply by 1000
Comparisons
Word Problems
100

10 x 10

100

100

7 x 500

3, 500

100
3 x 8,000

24,000

100

Write comparison sentence for the equation:

35=5x7

35 is 5 times as many as 7 or 35 is 7 times as many as 5.

100

Hillside School has 275 more students than Lakeview School. Lakeview School has 300 students. How many students attend Hillside School?

575 students

200

2 x 30

60

200

9 x 500

4,500

200

4 x 7,000

28,000

200

Write comparison sentence for the equation:

28=7 x 4

28 is 7 times as many as 4 or 28 is 4 times as many as 7

200

A car can hold 3 students for a field trip. A bus can hold 8 times as many students as the car. How many students can the bus hold?

24 students

300

6 x 20

120

300

8 x 900

7,200

300

5 x 8,000

40,000

300

Write an equation for the comparison sentence:

21 is 7 times as many as 3

21 = 7 x 3

300

Newton plays sports for 2 times as long as Descartes each week. Descartes plays sports for 6 hours each week. How many hour does Newton play sports each week?

12 hours

400

9 x 30

270

400
9 x 300

2,700

400

3 x 7,000

21,000

400

Write an equation for the comparison sentence:

24 is 6 times as many as 4

24 = 6 x 4

400

You read for 4 times as long as you watch TV each week. You watch TV for 5 hours each week. How many hours do you read each week?

20 hours

500

60 x 8

480

500

8 x 600

4,200

500

2 x 4,000

8,000

500

Write a comparison sentence for the equation:

72 = 8 x 9

72 is 8 times as many as 9 or 72 is 9 times as many as 8

500
There are 20 students in the library. There are 4 times as many as girls as boys. How many boys are there?

5 boys.