1. Negative Numbers and the Number Line

2. Unit 2 - Negative Numbers

3. Vocabulary Negative Number – a number that is less than zero.
Opposite – having the same numeral but different signs.
Example: -6 is the opposite of 6

4. Integer Words & Phrases
Positive
Negative
Above sea level
Credit
Gain
Above zero
Income
Profit
Receives
Below sea level
Debit
Loss
Below zero
Spends
Withdraws
Expenses
Write a check for

5. Situations with Integers
Write a positive or negative number to represent each situation.
1. 36˚F below zero
- 36˚F
2. A debit of $10,540
- $10,540
3. 29,035 feet below sea level
- 29,035 feet
A gain of 45 yards
+45 yards
A + sign isn’t necessary for a positive number, but you may include it if you want to.

6. Complete the Number Line Example
On horizontal number lines, numbers to the left of zero are negative.

7. Draw the Number Line Example
Draw a horizontal number line to represent each set of numbers.
-9, -5, -4, -2, 1, 3, 5

8. Draw the Number Line Example
Draw a vertical number line to represent each set of numbers.
-1, 3, -4, 2, 0, -6, -2
On vertical number lines, numbers below zero are negative.

9. Find the Opposite of Each Number Example10
-10 15
3. 86
-86
-135
135
-12 12
295
-295

10. Writing Inequalities Example
Complete each inequality using < or >. Use a number line to help you.

11. Find the Opposite of Each Number Independent Practice
Find the opposite of each number. Place both the number and its opposite on a number line. 5 -5
2. -8 8