Question

When Tom found the difference -10 -(-3), he got -13. Complete the statement that explains what Tom

might have done wrong.

Answer 1

Answer: Below :p

Explanation:

-10 - (-3) is -7.

The opposite of -3 is 3 since there were parentheses around -3.

Tom might have added the negatives wrong to get -13 or he thought the subtraction symbol was an addition symbol.