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

2 + 4 = __________

5 + 8 = __________

4 + 9 = __________

7 + 3 = __________

1 + 0 = __________

1 + 5 = __________

6 + 7 = __________

5 + 4 = __________

3 + 9 = __________

7 + 6 = __________

8 + 5 = __________

9 + 3 = __________

1 + 2 = __________

0 + 11 = __________

3 + 5 = __________

3 + 7 = __________

0 + 9 = __________

5 + 2 = __________

6 + 2 = __________

2 + 10 = __________

0 + 4 = __________

7 + 5 = __________

0 + 12 = __________

6 + 4 = __________

8 + 3 = __________

1 + 9 = __________

10 + 3 = __________

5 + 7 = __________

10 + 0 = __________

6 + 3 = __________

5 + 1 = __________

3 + 6 = __________

2 + 7 = __________

0 + 13 = __________

9 + 4 = __________

9 + 1 = __________

11 + 0 = __________

2 + 3 = __________

9 + 2 = __________

3 + 0 = __________

0 + 2 = __________

4 + 4 = __________

5 + 0 = __________

1 + 10 = __________

8 + 1 = __________

3 + 8 = __________

3 + 10 = __________

11 + 2 = __________

0 + 1 = __________

1 + 6 = __________

1 + 8 = __________

3 + 2 = __________

6 + 1 = __________

6 + 1 = __________

2 + 11 = __________

3 + 3 = __________

5 + 5 = __________

0 + 0 = __________

7 + 0 = __________

4 + 5 = __________

5 + 3 = __________

11 + 1 = __________

12 + 1 = __________

1 + 1 = __________

4 + 8 = __________

2 + 9 = __________

3 + 4 = __________

0 + 7 = __________

0 + 10 = __________

1 + 3 = __________

6 + 0 = __________

7 + 1 = __________

6 + 6 = __________

2 + 5 = __________

12 + 0 = __________

0 + 3 = __________

1 + 4 = __________

6 + 5 = __________

3 + 1 = __________

10 + 2 = __________

2 + 2 = __________

4 + 2 = __________

0 + 8 = __________

9 + 0 = __________

8 + 2 = __________

7 + 2 = __________

8 + 0 = __________

2 + 6 = __________

1 + 11 = __________

7 + 4 = __________

4 + 6 = __________

4 + 7 = __________

13 + 0 = __________

2 + 0 = __________

0 + 5 = __________

2 + 1 = __________

4 + 0 = __________

2 + 8 = __________

10 + 1 = __________

5 + 6 = __________

0 + 6 = __________

8 + 4 = __________

4 + 3 = __________

1 + 12 = __________

4 + 1 = __________

1 + 7 = __________




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

2 + 4 = 6

5 + 8 = 13

4 + 9 = 13

7 + 3 = 10

1 + 0 = 1

1 + 5 = 6

6 + 7 = 13

5 + 4 = 9

3 + 9 = 12

7 + 6 = 13

8 + 5 = 13

9 + 3 = 12

1 + 2 = 3

0 + 11 = 11

3 + 5 = 8

3 + 7 = 10

0 + 9 = 9

5 + 2 = 7

6 + 2 = 8

2 + 10 = 12

0 + 4 = 4

7 + 5 = 12

0 + 12 = 12

6 + 4 = 10

8 + 3 = 11

1 + 9 = 10

10 + 3 = 13

5 + 7 = 12

10 + 0 = 10

6 + 3 = 9

5 + 1 = 6

3 + 6 = 9

2 + 7 = 9

0 + 13 = 13

9 + 4 = 13

9 + 1 = 10

11 + 0 = 11

2 + 3 = 5

9 + 2 = 11

3 + 0 = 3

0 + 2 = 2

4 + 4 = 8

5 + 0 = 5

1 + 10 = 11

8 + 1 = 9

3 + 8 = 11

3 + 10 = 13

11 + 2 = 13

0 + 1 = 1

1 + 6 = 7

1 + 8 = 9

3 + 2 = 5

6 + 1 = 7

6 + 1 = 7

2 + 11 = 13

3 + 3 = 6

5 + 5 = 10

0 + 0 = 0

7 + 0 = 7

4 + 5 = 9

5 + 3 = 8

11 + 1 = 12

12 + 1 = 13

1 + 1 = 2

4 + 8 = 12

2 + 9 = 11

3 + 4 = 7

0 + 7 = 7

0 + 10 = 10

1 + 3 = 4

6 + 0 = 6

7 + 1 = 8

6 + 6 = 12

2 + 5 = 7

12 + 0 = 12

0 + 3 = 3

1 + 4 = 5

6 + 5 = 11

3 + 1 = 4

10 + 2 = 12

2 + 2 = 4

4 + 2 = 6

0 + 8 = 8

9 + 0 = 9

8 + 2 = 10

7 + 2 = 9

8 + 0 = 8

2 + 6 = 8

1 + 11 = 12

7 + 4 = 11

4 + 6 = 10

4 + 7 = 11

13 + 0 = 13

2 + 0 = 2

0 + 5 = 5

2 + 1 = 3

4 + 0 = 4

2 + 8 = 10

10 + 1 = 11

5 + 6 = 11

0 + 6 = 6

8 + 4 = 12

4 + 3 = 7

1 + 12 = 13

4 + 1 = 5

1 + 7 = 8