Multiplication Strategies

Which one of these is an example of an array?

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Which equation does this picture represent?

• 4x3=12

• 3x5=12

• 5x3=12

• 5x3=15

What is the definition of an array?

• same number of items in all groups

• add groups of the same number over and over

• arrangement of objects in equal rows and columns

• adding the same amount to a given number again and again

What multiplication equation matches the cookie array?

• 4 + 4 + 4 =12
• 3 x 4 =12
• 3 x 4 = 16
• 4 x 4= 16

What multiplication number sentence matches this repeated addition sentence?
4+4+4+4+4=

• 4 x 4 = 20
• 5 x 4 = 16
• 5 x 4= 20
• 4 x 6 = 20

Riley has a collection of marbles.  He puts the marbles in 2 equal groups.  There are 6 marbles in each group.  How many marbles does Riley have in all?

• 8
• 36
• 12
• 4

What is the multiplication equation?

3 + 3 + 3 + 3 + 3 + 3

• 3 x 5

• 6 x 3

• 3 x 3

• 7 x 3

What multiplication expression is described here?

• 4 x 7

• 7 x 5

• 3 x 7

• 7 x 21

What is the product of 3x8?

• 24

• 22

• 20

• 53

5 x 5=

• 25

• 20

• 10

• 15