1 + 1 = 2

3 + 1 = 4

1 + 4 = 5

1 + 3 = 4

1 + 1 = 2

2 + 1 = 3

0 + 5 = 5

1 + 4 = 5

1 + 1 = 2

1 + 3 + 4

3 + 2 = 5

3 + 1 = 4

2 + 0 = 2

1 + 0 = 1

1 + 3 = 4

2 + 3 = 5

4 + 1 + 5

3 + 1 = 4