Math 2 Topic 1(Savvas) Test Review

Integer Operations

100

Find the product:

9 times (-6)

-54

200

Find the product: (−4)(−11)

44

300

A student withdraws $18 on 5 different days. Find the total change in the account balance.

-$90

400

Simplify:

(-9/4) div (-3/4)

3

500

Simplify:

-2 1/4 div (-1 1/2)

3/2 or 1 1/2 or 1.5

Rational Numbers

100

Write  7/8 as a decimal.

0.875

200

Write  1/12 as decimal.

\(0.8\overline{3}\)

300

Determine whether each number is rational or not rational: (a). \(-14.\overline{25}\)     

(b). 7.10394826     (c). 64.

All three are rational

400

Simplify: 

3(1/2) + 3(-1/6)

1

500

Find the product: 

-1 1/2 times (-2 2/3)

4

Absolute Value & Opposites

100

Find ∣−8.45∣

8.45

200

Find ∣−72.35∣

72.35

300

Find ∣2 1/4 ∣

2 1/4

400

One person is 76 feet below sea level and another is 76 feet above sea level. Who is farther from sea level? Explain.

Neither. Both are 76 feet from sea level.

500

A person goes up 9 floors and then comes down 5 floors. What is the overall change in floor level?

4 floors

Compare and Order

100

Compare using < or >: 1.8 ____ −2.6.

>

200

Compare using < or >: 1.7 ____ 1 3/4

<

300

Find the product: −4.5 × 0.024

-0.108

400

Find ∣3.75∣

3.75

500

Order these numbers from least to greatest:

-1 1/4, 2 1/2, 1, -2 1/3, 1 3/4

-2 1/3, -1 1/4, 1 , 1 3/4 , 2 1/2

Problem Solving

100

Evaluate: (−3)³ + 5²

-2

200

Evaluate: [3(−1.2) + 2]²

2.56

300

A pot of water has a temperature of 175.5°F and cools at −3°F per minute. What is its temperature after 15 minutes?

130.5°F

400

Evaluate: [3(−1/3) + 2(−1/4)]³.

-27/8 or -3 3/8 or -3.375

500

Mikayla withdraws $15 on 6 different days during a week. Find the total change in her account balance.

-$90