30 + = 50 | 10 + = 100 | 40 + = 70 | 50 + = 50 | 70 + = 90 |
30 + = 80 | 60 + = 80 | 40 + = 50 | 70 + = 90 | 20 + = 100 |
50 + = 60 | + 20 = 40 | + 60 = 70 | + 30 = 50 | + 20 = 100 |
+ 70 = 70 | + 60 = 90 | + 40 = 50 | + 60 = 80 | + 10 = 90 |
50 + = 60 | 30 + = 50 | 80 + = 90 | 20 + = 60 | 10 + = 30 |