Integer Review

Vocabulary

1

All whole numbers and their opposites are called _______________________.

Integers

2

Numbers that are the same distance from zero in opposite directions on the number line, for example 8 and -8, are called _____________________.

Opposites

3

All integers greater than zero are _________________________________.

positive integers

4

All integers less than zero are called __________________________.

Negative Integers

5

A numbers distance from zero, for example |-7| = 7, is called _____________________.

Absolute Value

Comparing/Ordering

1

Is zero a positive integer, negative integer or neither?

neither

2

-3 ___ 2 (<,>, or =)

<

3

0 ___ -6 (<,>, or =)

>

4

-5 ___ 5 (<,>, or =)

<

5

Order -5, -7, 6, 0 and -1 from least to greatest.

-7, -5, -1, 0, 6

Absolute Value / Opposites

1

The opposite of 5.

-5

2

The opposite of -12.

12

3

|-8| =

8

4

|7| =

7

5

The sum of two opposites always equals _________.

Zero

Addition (same sign)

1

One negative tile paired with one positive tile is called a _____________________________.

Zero Pair

2

3 + 6 =

9

3

9 + (14) =

23

4

-3 + (-8) =

-11

5

-6 + 5+ (-10)=

-11

Addition (unliked sign)

1

5 + - 6

-1

2

9 +(-2)

7

3

-12+ 25

13

4

-16+ -21 + 20

- 17

5

-4 +(-4) = Show your addition problem

-8