Math 7 Unit 1 Quiz 2 Review 2

Find the value of the expression: -2.7 - (-2.7)

• 0

• 5.4

• -5.4

• -4.4

Is 2.8 - 9.2 positive, negative, or zero?

• positive

• negative

• zero

Is 6.8 - (-6.8) positive, negative, or zero?

• positive

• negative

• zero

Solve. -3.65 + (-1.2)

• -2.45

• -4.85

• 2.45

• 4.85

What is the distance between -3 and -14 on a number line?

• -11

• -17

• 17

• 11

The temperature was -6 degrees Fahrenheit when Cordelia went to bed. When she woke up it was 8 degrees Fahrenheit. What was the change in temperature?

• -2

• 2

• -14

• 14

Lydia dove from a cliff 17 feet above the water. Her dive took her 6 feet below the surface of the water. What distance did Lydia's dive take her?

• 11

• 23

• -23

• -11