5.6 Multiplication Commutative Property

Mykah wrote 5 × 9 = 45. Which is a related number sentence?

• 5 + 4 = 9

• 9 × 5 = 45

• 5 × 5 = 25

• 4 × 5 = 20

• 3 × 4 = 12 and 4 × 3 = 12

• 6 × 4 = 24 and 4 × 6 = 24

• 6 × 2 = 12 and 2 × 6 = 12

• 2 × 7 = 14 and 7 × 2 = 14

Greta put 6 coins into each of 3 stacks. She wrote 3 × 6 = 18. Which is a related number sentence?

• 6 × 3 = 18

• 6 + 3 = 9

• 3 + 3 + 3 = 9

• 6 × 6 = 36

Ben put 10 colored pencils into each of 6 bags. He wrote 6 × 10 = 60 to represent the total. Which is a related multiplication sentence?

• 10 × 10 = 100

• 5 × 12 = 60

• 6 × 6 = 36

• 10 × 6 = 60

Select the correct number model with the rectangular array

• 4+4+4+4=16
• 2+2+2+2=8
• 2+2=4
• 4+4=8

Which repeated addition sentence describes this array?

• 3+3+3=9
• 5+5+5=15
• 3+3+3+3=12
• 5+5+5+5+5=25

Select the multiplication equation to match the array.

• 3+3+3+3=12

• 6 x 2 = 12

• 4 x 3 = 12

• 4+4+4+4=16

Which array shows 3 rows of 4?

• 
• 
• 
• 

What is the multiplication sentence for this array?

• 2x5=10

• 5x2=10

• 2x4=10

• 5x3=10

What is the multiplication sentence for this array?

• 4x6=20

• 6x4=24

• 5x4=20

• 4x6=24