Subtracting Integers Lesson Quiz

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Evaluate n - (-6) for n = 6
1. 12
2. Study
Evaluate n - (-6) for n = 11
1. 17
2. Study
-3 - (-9) =
1. 6
2. Study
At 9 AM the temperature was -4^o C. By noon the same day, the temperature was 2^o C. How many degrees did the temperature change during the 3 hours?
1. 6^o
2. Study
Evaluate n - (-6) for n = 4
1. 10
2. Study