Grade 1: Missing addend - sums with 9
The number of all possible operations is equal to 20
Solve.

________ + 2 = 9

________ + 0 = 9

________ + 6 = 9

________ + 7 = 9

________ + 8 = 9

________ + 3 = 9

________ + 9 = 9

________ + 1 = 9

________ + 5 = 9

________ + 4 = 9

3 + ________ = 9

7 + ________ = 9

5 + ________ = 9

4 + ________ = 9

9 + ________ = 9

1 + ________ = 9

8 + ________ = 9

2 + ________ = 9

0 + ________ = 9

6 + ________ = 9




Grade 1: Missing addend - sums with 9
The number of all possible operations is equal to 20
The Answer.

7 + 2 = 9

9 + 0 = 9

3 + 6 = 9

2 + 7 = 9

1 + 8 = 9

6 + 3 = 9

0 + 9 = 9

8 + 1 = 9

4 + 5 = 9

5 + 4 = 9

3 + 6 = 9

7 + 2 = 9

5 + 4 = 9

4 + 5 = 9

9 + 0 = 9

1 + 8 = 9

8 + 1 = 9

2 + 7 = 9

0 + 9 = 9

6 + 3 = 9