Adding two single-digit numbers - sum 13 or less
The number of all possible operations is equal to 106
Solve.

0 + 5 = __________

4 + 4 = __________

1 + 6 = __________

3 + 9 = __________

2 + 1 = __________

7 + 3 = __________

7 + 4 = __________

3 + 8 = __________

0 + 1 = __________

0 + 4 = __________

3 + 1 = __________

7 + 0 = __________

12 + 1 = __________

6 + 5 = __________

8 + 5 = __________

4 + 5 = __________

1 + 12 = __________

12 + 0 = __________

0 + 8 = __________

5 + 5 = __________

9 + 0 = __________

4 + 2 = __________

4 + 3 = __________

3 + 6 = __________

9 + 3 = __________

0 + 9 = __________

0 + 10 = __________

1 + 9 = __________

10 + 1 = __________

3 + 7 = __________

11 + 1 = __________

0 + 13 = __________

13 + 0 = __________

6 + 4 = __________

2 + 4 = __________

6 + 0 = __________

5 + 2 = __________

8 + 3 = __________

7 + 6 = __________

0 + 3 = __________

9 + 2 = __________

1 + 5 = __________

4 + 0 = __________

8 + 4 = __________

5 + 0 = __________

10 + 3 = __________

3 + 0 = __________

11 + 0 = __________

4 + 6 = __________

2 + 0 = __________

10 + 2 = __________

3 + 10 = __________

0 + 7 = __________

0 + 7 = __________

4 + 9 = __________

0 + 0 = __________

5 + 8 = __________

2 + 3 = __________

5 + 1 = __________

4 + 1 = __________

2 + 10 = __________

2 + 7 = __________

8 + 1 = __________

1 + 11 = __________

2 + 11 = __________

6 + 6 = __________

5 + 6 = __________

4 + 8 = __________

4 + 7 = __________

5 + 4 = __________

6 + 2 = __________

11 + 2 = __________

2 + 8 = __________

1 + 4 = __________

9 + 1 = __________

0 + 12 = __________

6 + 1 = __________

0 + 6 = __________

3 + 3 = __________

1 + 8 = __________

8 + 2 = __________

0 + 11 = __________

8 + 0 = __________

5 + 3 = __________

7 + 2 = __________

1 + 3 = __________

1 + 10 = __________

1 + 0 = __________

10 + 0 = __________

7 + 5 = __________

1 + 7 = __________

9 + 4 = __________

2 + 2 = __________

3 + 2 = __________

0 + 2 = __________

2 + 5 = __________

5 + 7 = __________

1 + 1 = __________

2 + 6 = __________

1 + 2 = __________

6 + 3 = __________

3 + 4 = __________

7 + 1 = __________

3 + 5 = __________

2 + 9 = __________

6 + 7 = __________




Adding two single-digit numbers - sum 13 or less
The number of all possible operations is equal to 106
The answer.

0 + 5 = 5

4 + 4 = 8

1 + 6 = 7

3 + 9 = 12

2 + 1 = 3

7 + 3 = 10

7 + 4 = 11

3 + 8 = 11

0 + 1 = 1

0 + 4 = 4

3 + 1 = 4

7 + 0 = 7

12 + 1 = 13

6 + 5 = 11

8 + 5 = 13

4 + 5 = 9

1 + 12 = 13

12 + 0 = 12

0 + 8 = 8

5 + 5 = 10

9 + 0 = 9

4 + 2 = 6

4 + 3 = 7

3 + 6 = 9

9 + 3 = 12

0 + 9 = 9

0 + 10 = 10

1 + 9 = 10

10 + 1 = 11

3 + 7 = 10

11 + 1 = 12

0 + 13 = 13

13 + 0 = 13

6 + 4 = 10

2 + 4 = 6

6 + 0 = 6

5 + 2 = 7

8 + 3 = 11

7 + 6 = 13

0 + 3 = 3

9 + 2 = 11

1 + 5 = 6

4 + 0 = 4

8 + 4 = 12

5 + 0 = 5

10 + 3 = 13

3 + 0 = 3

11 + 0 = 11

4 + 6 = 10

2 + 0 = 2

10 + 2 = 12

3 + 10 = 13

0 + 7 = 7

0 + 7 = 7

4 + 9 = 13

0 + 0 = 0

5 + 8 = 13

2 + 3 = 5

5 + 1 = 6

4 + 1 = 5

2 + 10 = 12

2 + 7 = 9

8 + 1 = 9

1 + 11 = 12

2 + 11 = 13

6 + 6 = 12

5 + 6 = 11

4 + 8 = 12

4 + 7 = 11

5 + 4 = 9

6 + 2 = 8

11 + 2 = 13

2 + 8 = 10

1 + 4 = 5

9 + 1 = 10

0 + 12 = 12

6 + 1 = 7

0 + 6 = 6

3 + 3 = 6

1 + 8 = 9

8 + 2 = 10

0 + 11 = 11

8 + 0 = 8

5 + 3 = 8

7 + 2 = 9

1 + 3 = 4

1 + 10 = 11

1 + 0 = 1

10 + 0 = 10

7 + 5 = 12

1 + 7 = 8

9 + 4 = 13

2 + 2 = 4

3 + 2 = 5

0 + 2 = 2

2 + 5 = 7

5 + 7 = 12

1 + 1 = 2

2 + 6 = 8

1 + 2 = 3

6 + 3 = 9

3 + 4 = 7

7 + 1 = 8

3 + 5 = 8

2 + 9 = 11

6 + 7 = 13