Free Printable Review for Test Unit 1: Variables, Expressions, and Integers

1.

Find each product.

\left(3\right)\left(-10\right)

a)

$-24$

b)

$30$

c)

$-30$

d)

$-35$

2.

Find each product.

\left(-2\right)\left(8\right)

a)

$-16$

b)

$24$

c)

$6$

d)

$-24$

3.

Find each product.

\left(-9\right)\left(3\right)

a)

$27$

b)

$-30$

c)

$-6$

d)

$-27$

4.

Find each quotient.

-24\div8

a)

$-16$

b)

$3$

c)

$-32$

d)

$-3$

5.

Find each quotient.

-10\div2

a)

$-3$

b)

$4$

c)

$10$

d)

$-5$

6.

Find each quotient.

60\div-10

a)

$-6$

b)

$50$

c)

$-8$

d)

$-7$

7.

A boojum is a very slow-growing cactus. One fifty-year-old boojum is 1.5 meters tall and has been growing about 0.03 meters each year. Assume the growth pattern continues. Write an expression for the height in meters of the boojum $y$ years from now.

a)

$5+0.5y$

b)

$3+2y$

c)

$-1.5+0.03y$

d)

$0.03+3y$

8.

Your computer's word-processing program fits about 250 words on one page. Let $p$ represent the number of pages in a report. Write a variable expression for the approximate number of words in the report.

a)

$y^5$

b)

$250p$

c)

$B$

d)

$s^4$

9.

Food scientists tested the effect that freezing and thwaing have on the texture of a cheese filing for ravioli. The filing was frozen to a temperature of $-18\degree C$ . The temperature was then rised $108\degree C$ . What was the final temperature of the filling?

a)

$5\degree C$

b)

$-2\degree C$

c)

$3\degree C$

d)

$90\degree C$

10.

Evaluate each expression

7.1+\left(-6.1\right)

a)

$1$

b)

$-4.1$

c)

$-5.2$

d)

$2.1$

Review for Test Unit 1: Variables, Expressions, and Integers

Total questions: 10

Worksheet time: 50mins

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