Question

multiple-choice question
what is completed first for the expression $(3 - 2.5)^2$?
none of the above
exponent (power of 2)
multiplication
subtraction (inside the parentheses)

Explanation:

Order of operations (PEMDAS/BODMAS) dictates that operations inside parentheses are completed first. In the expression $(3 - 2.5)^2$, the subtraction lies within the parentheses, so it is the first step.

Answer:

subtraction (inside the parentheses)