Chapter 2 Review - Pre-Algebra

Random

100

What is the opposite of 5?

What is −5?

200

Translate the phrase to an algebraic expression. Use "x" to represent "a number."

The sum of −31 and a number.

What is −31 + x?

300

−6 − (−9)

What is 3?

400

Translate the following phrase; then simplify.

Find the difference of −27 and −5.

What is −22?

500

Evaluate the following expression for x = −4 and z = −6.

2x³ − z

What is −122?

Groupings

100

Evaluate 3x + y for x = 4 and y = − 6.

What is 6?

200

Evaluate the following expression for x = −7.

x²

What is 49?

300

(−8)³

What is -512?

400

Simplify.

− l− 89 l

What is −89?

500

− (−5)³

What is 125?

+/- Integers

100

− 2 + (−3)

What is -5?

200

−15 + (−5) −19

What is −39?

300

−30 + 55

What is 25?

400

− 5 − (−5)

What is 0?

500

− 4 + 3 + (−5)

What is −6?

x/ / Integers

100

9(−9)

What is −81?

200

−30/2

What is −15?

300

−60/−12

What is 5?

400

− 4(1)(−3)

What is 12?

500

720 ÷ (−80)

What is −9?

Solve

100

n = − 10 + 26

What is 16?

200

10z = −70

What is −7?

300

n/4 = −4

What is −16?

400

Decide whether the given number is a solution of the given equation.

Is −4 a solution of x + 16 = 20?

What is no?

500

Two divers are exploring the bottom of a trench in the Pacific Ocean. Dominic is at 175 feet below the surface of the ocean and Karen is at 133 feet below the surface. Represent each quantity by an integer and determine who is deeper in the water.

What is -175 and -133, Dominic?