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MATH • SEPTEMBER

Quiz 1

Adding/subtracting negative numbers

10 questions · Typed answersNot submitted

Type a number for every answer. Use a minus sign for a negative number, or tap the ± button. Do not type units or an equation.

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Evaluate the expression.

−8 + (−7)

Evaluate the expression.

14 + (−23)

Evaluate the expression.

−16 + 25

Evaluate the expression.

7 − (−6)

Evaluate the expression.

−12 − 9

Evaluate the expression.

−18 − (−26)

Evaluate the expression.

−15 + 15

Evaluate the expression.

−4 + 11 − (−3)

A diver is 18 feet below the water’s surface and rises 7 feet. With the surface at 0 and positions below it negative, what integer represents the diver’s final position?

The temperature is −6°C. It rises 13 degrees, then falls 9 degrees. What is the final temperature in degrees Celsius?

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