1. At 4:00 A.M. the outside temperature was -28. By 4:00 P.M. it rose 38 degrees. What was the temperature at 4:00 P.M.?

10

2.Three friends decided to exercise together four times a week to lose fat and increase muscle mass. While all three were healthier after six weeks, one had lost 5 pounds, another had gained 3 pounds, and one had lost 4 pounds. What was the total number of pounds gained or lost by the three friends?
12?

5 answers

The first is right; the second is wrong.

Be sure you indicate whether the friends lost or gained.
No.

one had lost 5 pounds,
one had lost 4 pounds
another had gained 3 pounds

Be sure you indicate whether the friends lost or gained.
-9 is how much lost pounds and 3 is how much gained?
-9 + 3 = -6

The three friends together lost a total of 6 pounds.
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