Important Concepts
Adding Integers
Subtracting Integers
Word Problems
Mixed Review
100
Absolute Value
The distance of a number from zero
100
-15 + 19
4
100
-14 - 16
-26
100
Jason dives 100 feet under water and swims back up 3 feet. Where is his current location in the water?
-97
100
If a pair of shoes cost $90 and are on sale for 25% off, what is the sales price?
$67.50
200
Integer
Positive and negative whole numbers and 0
200
-18 + 5
-13
200
8-17
-9
200
Chris gets paid $100, and then must pay his cable bill which is $245. How much money does he have?
100 - 245 = $-145
200
6.75 written as a percent
675%
300
What are additive inverses
Numbers that are opposite and have a sum of zero
300
-26 + (-37)
-63
300
45 - (-7)
52
300
The temperature is now 76 degrees, it rose 12 degrees overnight. What temperature was it last night?
76-12 = 64 degrees
300
David took the elevator at the empire state building 2 floors down then 37 floors up, then 15 floors down, what integer represents his elevation?
20
400
What does this mean? |-6| = 6
The absolute value of -6 is 6, or -6 is 6 units from zero.
400
-6 + (-5) + 3 + 6
-2
400
The temperature in the Bronx was 30 degrees Fahrenheit this morning and this afternoon it was 14 degrees Fahrenheit, what was the temperature change?
16 degrees
400
In a game, Kendy earned 15 points in the first round, in the 2nd round he lost 20 points for not showing sportmanship. In the final round he scored double what he did in the first round. What is his final score?
15 + (-20) + 30 = 25 points
400
(-96) - (-52)
-44
500
When subtracting you first keep the first name then
Change the sign to a positive
500
-26+28+-9+ -7
-14
500
A climber started at 2,580 feet above sea level. He climbed up 348 feet, down a valley 452 feet, and up 108 feet. what was his new elevation?
2584 feet
500
Nyasia starts with $1000 in her bank account, she withdraws $750 to pay her rent. She lets a friend borrow $70, buys new clothes for $120. She finds $100 cash on the street, and deposits 1/4 of it. How much money is in her bank account?
$85
500
if Suzy sells 4 Roses for $12 6 Roses for $18 9 Roses for $ 27 and 12 Roses for $48 is the price proportional how do you know
No because for every rose there is not the same constant of proportionality