The high temperature on Friday was 8 degrees above zero. The low temperature was 3 degrees below zero. Which expression gives the average of the low and high temperatures?

The high temperature was 8 degrees, and the low temperature was −3 degrees. To find their average, add the two temperatures and divide by 2: (−3 + 8) ÷ 2. This is choice D, “open paren negative 3 plus 8 close paren divided by 2.”

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