−8.5 − (−3.6) =
-8.5 - (-3.6) = -8.5 + 3.6 = -4.9
To simplify the expression −8.5 − (−3.6), you can use the rule that subtracting a negative is the same as adding a positive number.
Step 1: Rewrite the expression with the subtraction of a negative as addition:
−8.5 + 3.6
Step 2: Add the two numbers:
−8.5 + 3.6 = −4.9
Therefore, the value of the expression −8.5 − (−3.6) is −4.9.