Question

Dewayne put a container of food at twenty-five degrees Celsius into the freezer until its temperature measured negative eighteen degrees Celsius. How much did the temperature of the food decrease?

seven degrees Celsius

eighteen degrees Celsius

twenty-five degrees Celsius

forty-three degrees Celsius

Answer 1

Subtract the two temperatures

25 - (-18) = ???

Answer 2

7?

Answer 3

That would be true IF it was 25 - 18, but it's not

Answer 4

43

Answer 5

Remember two negatives make a positive, so 25 - (-18) = 25 + 18

Answer 6

i think its 43

Answer 7

that is correct