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Vocab
Adding Integers
Subtracting Integers
Mix
Word Problems
100
Absolute Value
The distance of a number from zero
100
-5 + 9
4
100
-4 - 6
-10
100
-2 - 3
-5
100

You are 10 dollars in debt.  You borrow 7 dollars more from your friend.  What is the total amount of your debt?

-17 or 17 dollars in debt

200
Integer
The set of whole numbers and their opposites.
200
-12 + 5
-7
200
4 - 11
-7
200
-10 + 30
20
200

When Steve woke up. His temperature was 102º F. Two hours later it was 3º lower. What was his temperature then?

99 degrees

300
Opposite
The opposite of a number is the same distance from zero as the original number just on the other side.
300
-16 + (-17)
-33
300
15 - (-7)
22
300
21 - (+5)
16
300

An elevator is on the 20th floor. It goes down 11 floors and then up 5 floors. What floor is the elevator on now?

14th floor

400
|-6|
Absolute value of -6 = 6
400
How do you find the sum of numbers with different signs
Subtract and take the sign of the bigger number
400
-27 - (-3)
-24
400

What method do you use to subtract integers?  Hint:  they are 3 letters.

Keep Change Change (KCC)

400

The elevation of Mt. Everest is 29,028 feet. The elevation of the Dead Sea is –485 feet. What is the difference in the elevation between Mt. Everest and the Dead Sea?

What is 29,513 feet.

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

The local movie theater reported losses of $475 each day for three days. What was the loss for the three days?

A loss of $1425 or -1,425