Word Problems
Multiples of 10
Properties of Multiplication
Other
100

1. Rebecca has 3 boxes of shells with 30 shells in each box. Which equation can be used to find the number of shells in Rebecca's boxes? 

A. 3 x 3 x 0 = 

B. 3 + 3 x 10 = 

C. 3 x 3 + 10 = 

D. 3 x 3 x 10 =

What is...

D. 3 x 3 x 10 =

100

5. 8 x 40 = 

What is..

320

100

2. Which of these is one way to find 7 x 80? 

A. 7 x (10 + 8)

B. (7 x 8) x 10

C. 7 + (8 x 10) 

D. (7 x 8) + 0 

What is...

B. (7 x 8) x 10

100

3. How many tens are in the product 50 x 9? 

A. 14 tens

B. 45 tens

C. 140 tens

D. 450 tens

What is...

B. 45 tens

200

12. Bryan places his markers into 3 groups. He has 10 markers in each group. How many markers does Bryan have? 

What is...

30 markers

200

6. 60 x 5 = 

What is...

300

200

4. Which of these is a way to multiply 6 x 70?

A. 6 x (10 + 10 + 10 + 10 + 10 + 10)

B. 7 x (10 + 10 + 10 + 10 + 10 + 10)

C. 6 x (10 x 10 x 10 x 10 x 10 x 10)

D. 7 x (10 x 10 x 10 x 10 x 10 x 10) 

What is...

B. 7 x (10 + 10 + 10 + 10 + 10 + 10)

200

11. Can the following be used to multiply 40 x 6?

6 x 40

What is...

Yes

300

13. Maria has 9 packages of pretzels. There are 20 pretzels in each package. How many pretzels does Maria have? 

What is...

180 pretzels

300

7. 70 x 5 = 

What is...

350

300

8. Complete the equation. 

(5 x 3) x 10 = 5 x (____ x ____)

What is...

(5 x 3) x 10 = 5 x (3 x 10)

300

11. Can the following be used to multiply 40 x 6? 

(4 x 6) x 10

What is...

Yes


400

14. Lance has 4 boxes of comic books. Each box has 10 comic books in it.

Part A

Which equations could Lance use to find the total number of comic books, c? 

A. 4 + 10 = c

B. 4 x 10 = c

C. (2 + 2) x 10 = c

D. (2 x 10) + (2 x 10) = c

E. (2 x 10) x (2 x 10) = c

What is...

B. 4 x 10 = c

C. (2 + 2) x 10 = c

D. (2 x 10) + (2 x 10) = c


400

9. Complete the equation. 

8 x ____ = 8 x 9 x 10

What is...

90

8 x 90 = 8 x 9 x 10

400

11. Can the following be used to multiply 40 x 6? 

(20 x 6) + (20 x 6) 

What is...

Yes


500

14. Lance has 4 boxes of comic books. Each box has 10 comic books in it. 

Part B

 How many comic books does Lance have? 

What is...

40 comic books

500

10. Complete the equation.

7 x 10 = (7 x ___) + (7 x ___)

What is...

Possible answer

7 x 10 = (7 x 5) + (7 x 5)

500

11. Can the following be used to multiply 40 x 6? 

(40 x 10) + (60 x 10)

What is...

No