Prime letture

1. 2 1 1 1 2 3 6 3 = 10 2 7

2. 1 6, 1 8=6 10

3. 1 7, 1 6 2 1 = 7 11

4. 1 4, 6 1, 2 4 = 7 4 2 5

5. 9 1 2 1, 1 2 1 6 = 6 2 4 2 9

6. 2 1 2 1 7 6 3 = 3 8 11

7. 4 5 1; 1 5 2 2 = 3 4 4 5 4

8. 4, 3, 8, 2, 4 = 9 1 3 2 6

9. 6 3 7 1 1 1 2 1 = 9 3 4 6

10. 3, 5 1'7, 4 2 = 1'7 1'4 1 8