Question

Complete the expressions to find the sum or different
7. 3.2-(-5.7)
=3.2+ ?
= ?​

Answer 1

Hello!

Answer:

`\Large \boxed{\sf The ~?~ are~ 5.7~ and~ 8.9}`

Explanation:

We want to complete the expressions to find the sum or different.

In this expression:

We know that: -- = +

So:

`\sf 3.2-(-5.7)\\\\=3.2 +5.7\\\\= 8.9`

Conclusion:

The expression 3.2-(-5.7) is equal to 8.9