Repeated Addition
Use an array to solve

Ten
Multiplication Story Problems
Factors of...
100

Solve 3 x 8 with repeated addition

8 + 8 + 8 = 24

100

Solve  4 x 1 

4
100

Solve.  2 X 10=

20

100

 Solve. Andrew started by making mini sandwiches. If he has 4 friends coming over and he made 3 sandwiches for each one of them, how many sandwiches did he make 

3x 4 =

 12

100

What are the factors of 5 ?  ( 1 Answer) 


1 x 5 or 5x 1 

200

Write an addition and multiplication sentence for 3  groups of 6.

 3 x 6 or 6 x 3      6 + 6+ 6 = 18

200

 Solve. 2 X  6

12

200

Solve 5 x1 0

50

200

 Solve. 

Andrew also made some juice from fresh oranges. If he used 2 oranges per glass of juice and he made 6 glasses of juice, how many oranges did he use?

6 x 2= 

 12

200

What are the factors of 8 ? ( 2 Answers) 

(excludes 8x1)

2 x 4        4 x 2 


300

Can you write 8 + 5 + 6 as a multiplication sentence? Why?

No. It is not repeated addition. Each group would have a different number.

300

Solve. 4 x 6 

24

300

Solve. 12 x 10

120

300

Solve. Andrew started to prepare the games for his 4 friends. If each game takes 5 minutes to prepare and he prepared a total of 5 games, how many minutes did it take for Andrew to prepare all the games?

5x5=

25 minutes 

300

What are the factors of 15 ? (2 Answers) 

(excludes 15 x 1) 

3 x 5     5 x 3 


400

Solve 4 x 4  using repeated addition

4 + 4 + 4 + 4 = 16

400

Solve. 8 x 5

40 

400

Solve. 82 x 10 

820

say: (eight hundred twenty) 

400

 Solve. Andrew’s 4 friends decided to bring food as well. If each of them brought 4 slices of pizza and 3 bags of chips, how many slices of pizza do they have in total? 

 4 x 4 =

16

400

What are the factors of 20? ( 2 Answers) 

(excludes 20 x 1)

2 x 10     10 x 2 

4 x 5       5  x 4 

500

Solve  6 X 4   using repeated addition.  

4 + 4 + 4 + 4 + 4 + 4 = 24 

500

Solve. 4 x 7

28

500

Solve. 202 x 10 

2 020

say :(two thousand twenty) 

500

Solve.

If Andrew spent $9 for each game they played and they played a total of 5 games, write an equation for how much money he spend on games that night.

9 x 5 =

$45.00

500

What are the factors of 24 ? (3 Answers) 

(exclude 24x1 ) 

2 x 12    12 x 2   3 x 8    8 x 3      4 x 6       6 x 4