Question

Which of the expressions have positive values and which have negative values 7-(-4) -3+(-2) 5-8 -10+12

Answer 1

I'm terrible at explaining so here is a screenshot

-ripper

Explanation:

Answer 2

Positive: 7-(-4) and -10+12

Negative -3+(-2) and 5-8

Explanation:

Addition and subtraction rules:

2 negatives make a positive

A bigger positive number added to a smaller negative number is positive

A negative plus a negative is a negative.