# Math

Updated:
At midnight the temperature was -8F. At noon the temperature was 23F. Which expression represents the increase in temperature?
A) -8 - 23
B) {-8} - 23
C) -8 - {23}
D) {-8 - 23}

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1. what is the increase from 4 to 9? It is 9-4=5, right?
So, the increase from -8 to 23 is 23 - (-8) = 31

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oobleck
2. -[8]-23

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3. thank u

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4. CAN I ASK A QUESTION
The temperature was −6°F. It rose so that the temperature was 0°F. ​___°F represents the change in temperature

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