Write an addition expression equivalent to
-33 - ( - 25).
-33 + 25
A school of tuna fish is swimming 40 feet below the surface of the ocean. There is a coral reef 95 feet below the fish. How many feet deep is the coral reef relative to the surface of the ocean? (Write the equation)
- 40 + (- 95) = - 135 feet
n the morning, the temperature was 25°F. During the day, the temperature decreased 39°F. Which expression can be used to find the temperature at the end of the day?
25 - 39 or 25 + (-39)
(-27) + (-3)
-30
15.6 − (−13.7 − 8.5)
37.8
The highest elevation in Louisiana is 163 meters. The lowest elevation is about −2 meters. What is the difference?
163 - (- 2) = 165 meters
Plot the equation on a number line.
-3 + 5 = 2
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