Unit 2 Algebraic Thinking and Operations

How many groups are there?

• 4
• 3
• 12

How many are in each group?

• 3
• 4
• 12

What is the repeated addition sentence?

• 3+3+3+3=12
• 4+4+4=12

What is another way of saying 4 + 4 + 4?

• 3 groups of 4
• 4 groups of 4

What multiplication sentence is the same as 2 + 2 + 2 + 2?

• 2 x 2
• 4 x 2
• 4 + 2 
• 2 x 8

What multiplication sentence is the same as 7 groups of 9?

• 7 + 9
• 16 x 9
• 7 x 9

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.3

5 groups of 6 is the same as what repeated addition sentence?

• 6 + 5
• 6 + 6 + 6 + 6 + 6 
• 6 + 6 + 6 + 6 + 6 + 6 + 6
• 5 + 5 + 5 + 5 + 5

4 groups of 3 is the same as what repeated addition sentence?

• 3 + 3 + 3 + 3 
• 4 x 4
• 3 + 4
• 3 + 3 + 3

Which equation is represented below? 
24 - 6 - 6 - 6 - 6 

• 4 x 6 = 24
• 6 + 4 = 24
• 24 ÷ 6 = 4
• 24 ÷ 6 = 6

Tags

CCSS.3.NBT.A.2

Which equation is represented below?
18 - 3 - 3 - 3 - 3 - 3 - 3

• 18 ÷ 3 = 6
• 18 ÷ 3 = 5
• 3 x 8 = 24
• 5 x 3 = 15

Tags

CCSS.3.OA.A.3