Comparison Sentences
Multiply by tens, hundreds, thousands
Two Digit by One digit
Three and Four Digit by One Digit
Word Problems
100

Write a comparison sentence for 45 = 9 x 5

45 is 9 times as many as 5

100

60 x 2

120

100

Estimate

21 x 2

20 x 2 = 40

100

Estimate

312 x 4 

300 x 4 = 1,200

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

Write an equation for 13 is 10 more than 3

13 = 10 + 3

200

900 X 7

6,300

200

Estimate

85 x 4

90 x 4 = 360

200

Estimate

8,521 x 6

9,000 x 6 = 5,400

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

Write an equation for 48 is 8 times as many as 6.

48 = 8 x 6

300

_____ x 30 = 210

7

300

Solve 

73 x 3

219

300

Solve

634 x 5

3,170

300

Mrs. Davis bought 7 packs of crayons for the classroom. Each pack has 24 crayons. 53 crayons broke. How many are not broken?

115 crayons are not broken.

400

Write equation and solve:

The library has 125 books on the top shelf, mostly filled with fiction books like mysteries and adventure stories. The bottom shelf has even more books because it holds popular chapter books and graphic novels that students love to read. The bottom shelf has 32 more books than the top shelf. How many books are on the bottom shelf?

125 + 32 = 157 books

400

6,000 x ___________ = 24,000

4

400

Solve

62 x 9 

558

400

4,659 x 7

32,613

400

James had $72 dollars. His parents doubled this amount. Then he spent $53 dollars on a lego set. How much money does James have left.

$91

500

Write a equation and solve:

A lion's roar can be heard 5 miles away. The vibration of an elephant's stomp can be felt 4 times as many as a lion's roar can be heard. How many miles away can the vibrations be heard?


5 x 4 = 20 miles
500
Compare


3 x 9,000 O 39,000

27,000 < 39,000

500

Estimate and Solve

53 x 7

50 x 7 = 350

53 x7 = 371

500

Estimate and Solve

6,543 x 8

7,000 x 8 = 56,000 

52,344

500

Kenidi has 140 balloons. Abby has 3 times as many balloons as Kenidi  How many balloons do both girls have altogether? 

560 balloons