Question

Why does -2.4-(-7)have the same result as -2.4+7? Explain your reasoning.

Answer 1

If you have 2 negatives it equals a positive

Answer 2

-2.4-(-7) has the same result as -2+7 because the negative sign and the minus sign cancel each other out. Think of it like this. If you cross the negative sign and the minus sign together, then it makes a plus sign.

Explanation:

I gave a basic answer. You might have to elaborate more on this.