Unit 1 Test Review

Classifying Rational Numbers

100

What category does 13 belong to? (Natural, whole, integer, or rational)

Natural Numbers

200

Define a whole number.

All positive natural numbers and zero.

300

The temperature outside dropped 6 degrees. Which type of number does this represent? (Natural, whole, integer, or rational)

Integer

400

Classify the following numbers:

0, -86, 1/3, 9.0, 7.82

0 = whole
-86 = integer
1/3 = rational
9.0 = natural
-7.82 = rational

500

True or false: All whole numbers are considered to be integers, but not all integers are considered to be the whole numbers. Explain.

True. Negative integers are not whole numbers.

Absolute Value and Opposites

100

What is absolute value?

The distance a value is from zero on a number line.

200

What is |3|?

3

300

True or false: The opposite of 8 is equal to |8|.

False. The opposite of 8 = -8, and |8| = 8.

400

What is the opposite of the absolute value of -18?

-18

500

What is -|-9|?

-9

Comparing and Ordering Integers

100

Compare the following integers using >, <, or =

12 ___ 11

>

200

Compare the following integers using >, <, or =

-28 ___ -24

<

300

Order the following integers from LEAST to GREATEST:

27, -8, 71, -19

-19, -8, 27, 71

400

There are four bank accounts. Bank account A has -$29, bank account B has $56, bank account C has -$62, and bank account D has -$48. List the bank accounts in order from LEAST to GREATEST.

C, D, A, B

500

The temperatures for five days are displayed: -38F, 21F, 41F, -16F, -31F.

List the temperatures in order from WARMEST to COLDEST.

41F, 21F, -16F, -31F, -38F

Comparing and Ordering Decimals

100

Compare the following decimals using <, >, or =

2.21 ___ 2.02

2.21 > 2.02

200

Compare the following decimals using >, <, or =

-4.382 ___ -4.328

-4.382 < -4.328

300

Order the following decimals from LEAST to GREATEST:

8.231, 8.642, 8.327, 8.386

8.231, 8.327, 8.386, 8.642

400

Order the following decimals from LEAST to GREATEST:

-7.142, -6.210, -9.867, 2.106, -5.836

-9.867, -7.142, -6.210, -5.836, 2.106

500

Order the following decimals from GREATEST to LEAST:

-5.747, 8.201, -7.123, -0.302, 0.678, 1.286, -3.734

8.201, 1.286, 0.678, -0.302, -3.734, -5.747, -7.123

Comparing and Ordering Benchmark Fractions

100

Compare the following fractions using >, <, or =

1/2 ___ 1/4

1/2 > 1/4

200

Compare the following fractions using >, < or =

2/5 ___ 3/8

2/5 > 3/8

300

Order the following fractions from LEAST to GREATEST:

5/8, 1/5, 2/3

1/5, 5/8, 2/3

400

Order the following fractions from LEAST to GREATEST:

3/8, 2/5, 1/4, 2/3

1/4, 3/8, 2/5, 2/3

500

Order the following fractions from GREATEST to LEAST:

3/5, 1/2, 5/8, 2/3, 3/4

3/4, 2/3, 5/8, 3/5, 1/2