September 8, 2014

Name: _____________________
Date: ______________
Directions: Evaluate each expression to find the missing variable.

1. N + 11 = 22      2. 7 + N = 19     3. N + 13 = 29     4. 17 + N = 30





5. N + 9 = 33      6. N + 15 = 35     7. 18 + N = 37     8. N + 11 = 39