Did you get it right?
This no-calculator puzzle tests whether you remember to divide before adding.

The Answer
The correct answer is: 15.
Here is why
- Division comes before addition.
- 7 / 7 equals 1.
- Then 7 + 1 + 7 equals 15.
Why people miss it
The common mistake is adding all the 7s first instead of doing the division first.
What answer did you get before checking?