Did you get it right?
This chalkboard puzzle asks you to solve 72 – (8 x 5) + 9 = ? without forgetting the final addition.

The Answer
The correct answer is: 41.
Here is why
- Solve the parentheses first: 8 x 5 = 40.
- Then subtract: 72 – 40 = 32.
- Finally add 9: 32 + 9 = 41.
Why people miss it
Many people stop after the subtraction and forget the last + 9. That final step changes the answer.
What answer did you get before checking?