7-1+6

The expression \( 7 - 1 + 6 \) can be calculated as follows:

1. Perform the subtraction: \( 7 - 1 = 6 \).
2. Then add \( 6 \): \( 6 + 6 = 12 \).

So, \( 7 - 1 + 6 = 12 \).