1.OA.6 Review

8 + 8 =

• 15
• 16

Tags

CCSS.1.OA.A.1

CCSS.1.OA.B.3

CCSS.1.OA.C.6

5 + 6 =

• 12
• 11

9 + 9 = 

• 17
• 18

8 + 9 =

• 18
• 17

3, 8, 5

• 8 - 5 = 3
• 3 - 8 = 6

13, 4, 9

• 13 - 9 = 4
• 13 - 2 = 11

4+4=8, which means 4+5 must be...

• 8
• 9
• 10
• 11

Which equation makes a 10?

• 6+5
• 4+5
• 6+4
• 7+4

What is the missing fact family equation:
3+4=7
4+3=7
7-4=3
?

• 7-5=2
• 7-3=4
• 8-2=6
• 10-8=2