Question

Which expression does NOT equal 10/12?

1. 5/12 + 5/12

2. 3/12 + 2/12 +2/12 + 2/12 + 1/12

3. 4/12 + 3/12 + 2/12 + 1/12

4. 5/12 + 4/12 + 3/12 + 2/12 + 1/2

Answer 1

4.

Explanation:

5+4+3+2+1 does not equal 10, from what i've learned. :)