Multiplication and Arrays

Word Problems

100

A farmer has 9 rows of carrots. There are 4 carrots in each row. How many carrots does the farmer have?

 9x4=36

200

Liam has 3 packs of crayons. Each pack has 8 crayons. How many crayons does Liam have? 

3x8=24

300

There are 7 baskets. Each basket has 5 oranges. How many oranges are there in total?

7x5=35

400

Emma has 4 boxes. Each box has 6 apples inside. How many apples does Emma have in all?

4x6=24

500

Sarah has 4 baskets. Each basket has 6 apples. How many apples does Sarah have in all?

6x4=24

Multiplication

100

Write the multiplication expression as repeated addition, and solve. 4X5=

5+5+5+5=20 or 4+4+4+4+4=20

200

Convert the repeated addition into a multiplication sentence, and solve. 4+4+4=

4X3=12

300

Convert the repeated addition into a multiplication sentence, and solve. 5+5+5+5+5=

5X5=25

400

Convert the repeated addition into a multiplication sentence, and solve. 6+6+6+6+6+6+6=

6X7=42

500

Convert the repeated addition into a multiplication sentence, and solve. 7+7+7+7+7=

7X5=35

Array to multiplication

100

What multiplication sentence does this array represent?
 X X X
X X X
X X X

3X3=9

200

What multiplication sentence does this array represent?
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X

5x5=25

300

What multiplication sentence does this array represent?
X X X X X X X X X X
X X X X X X X X X X 
X X X X X X X X X X
X X X X X X X X X X
X X X X X X X X X X

5x10

400

What multiplication sentence does this array represent?

X X X X X X X X

X X X X X X X X

X X X X X X X X

X X X X X X X X

X X X X X X X X

X X X X X X X X

X X X X X X X X

X X X X X X X X

8x8

500

X X X X X X X X X X X  

X X X X X X X X X X X  

X X X X X X X X X X X  

X X X X X X X X X X X  

X X X X X X X X X X X 

5x11

Sentence to Array

100

Convert the multiplication sentence to an array, and solve. 2X4=

2 rows of 4=8

200

Convert the multiplication sentence to an array, and solve. 3X5=

3 rows of 5 =15

300

Convert the multiplication sentence to an array, and solve. 4X6=

4 rows of 6 =24

400

Convert the multiplication sentence to an array, and solve. 6X5=

6 rows of 5 =30

500

Convert the multiplication sentence to an array, and solve. 7X7=

7 rows of 7 =49