Two Digit Addition

What number sentence is in this fact family?

• 2+3=5
• 10+3=13
• 3+7=10
• 10-7=0

Which number sentence is apart of this fact family?
5 + 3 = 8
3 + 5 = 8
8 - 3 = 5

• 8 - 5 = 3
• 5 + 4 = 9
• 9 - 7 = 2

Which number sentence does not belong in the fact family? 

• 9 + 8 = 17
• 8 + 9 = 17
• 17 - 9 = 8
• 17 - 11 = 6

Which fact is in the same fact family as 4+5 =9

• 9+1=10
• 5+9=14
• 9-4=5

• 94

• 54

• 63

• 28

• 62

• 73

• 77

• 68

• 36
• 33
• 92

• 81
• 45
• 60

• 92
• 34
• 88

Use your favorite strategy to find the sum of 34+23

• 58

• 67

• 57

• 76