Vocab
Adding Integers
Subtracting Integers
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BONUSSS (Challenge yourself!)
100
Integer
The set of whole numbers and their opposites.
100
-12 + 5
-7
100
4 - 11
-7
100
-10 + 30
20
100

Seven (7) red counters and three (3) yellow counters represent this expression.



What is -7 + 3?

200
Opposite
The opposite of a number is the same distance from zero as the original number just on the other side.
200
-16 + (-17)
-33
200
15 - (-7)
22
200
21 - (+5)
16
200

The chef added 2 hot cubes, added 7 cold cubes, and then removed 3 cold cubes. What was the temperature of his soup?

What is 8 degrees?

300
|-6|
Absolute value of -6 = 6
300
How do you find the sum of numbers with different signs
Subtract and take the sign of the bigger number
300
-27 - (-3)
-24
300
Subtracting a negative is the same thing as...
Adding a positive
300

A deep-sea exploring ship is pulling up a diver at the rate of 25 feet per minute.  The diver is 200 feet below sea level.  How deep was the diver 10 minutes ago?

What is 450 feet deep?

400
Absolute Value
The distance of a number from zero
400
-5 + 9
4
400
-4 - 6
-10
400
-2 - 3
-5
400

Ja'nia is modeling an expression. She first placed 7 red counters on the table, then she added three zero pairs. After that, she removed 3 yellow counters. What was the expression?

What is -7 - 3?

500
6 and -6
Opposites
500
-16+18+-17
-15
500
-10 - 11 - (-3)
-18
500
-10 + (-2) - 5
-17
500

A particle moves along a number line according to the following instructions.

-Start at position 5

-Move left 4 units

-Move right 8 units

-Move right 6 units

-Move left 13 units

What is 3 units/spaces?

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