Family of Facts

Which equation is missing in the family of facts?

3 + 2 = 5

2 + 3 = 5

5 - 2 = 3

• 3 + 3 = 6

• 7 - 2 = 5

• 2 + 2 =4

• 5 - 3 = 2

Which equation is missing in the family of facts?

6 + 2 = 8

2 + 6 = 8

8 - 2 = 6

• 8 - 6 = 2

• 8 - 4 = 4

• 2 + 5 = 7

• 3 + 2 =5

Which equation is missing in the family of facts?

3 + 4 = 7

4 + 3 = 7

7 - 4 = 3

• 7 - 3 = 4

• 8 + 1 = 9

• 2 - 2 = 0

• 2 + 5 = 7

Which equation is missing in the family of facts?

5 + 4 = 9

5 + 4 = 9

9 - 5 = 4

• 9 - 4 = 5

• 9 + 1 = 10

• 3 + 2 = 5

• 4 - 2 = 2

Which equation is missing in the family of facts?

1 + 2 = 3

2 + 1 = 3

3 - 2 = 1

• 3 - 1 = 2

• 3 - 3 = 0

• 0 + 3 = 3

• 5 - 3 = 2

Which equation is missing in the family of facts?

3 + 7 = 10

10 - 3 = 7

10 - 7 = 3

• 7 + 3 = 10

• 7 - 2 = 5

• 7 + 2 = 9

• 10 - 5 = 5

Which equation is missing in the family of facts?

5 + 1 = 6

6 - 1 = 5

6 - 5 = 1

• 6 - 0 = 6

• 1 + 5 = 6

• 3 + 3 = 6

• 6 - 2 = 4

Which equation is missing in the family of facts?

4 + 3 = 7

7 - 3 = 4

7 - 4 = 3

• 7 - 0 = 7

• 3 + 4 = 7

• 7 + 3 = 10

• 7 - 2 = 5

Which equation is missing in the family of facts?

5 + 4 = 9

9 - 5 = 4

9 - 4 = 5

• 9 + 0 = 9

• 4 + 5 = 9

• 9 - 3 = 6

• 9 - 2 = 7