Sum (+) of Integers
Find the sum
(+4)+(+20)
24
Adding Integers: A football team loses 5 yards on one play and then loses 8 yards on the next play. How many yards did they lose on the two plays?
They lost 13 yards
-13
What are opposites?
A negative number and its positive
93 - (-4)
97
What is the absolute value of |-48|?
48
-12 + 5 =
=-7
Adding Integers: You park in a garage 3 floors below ground level. Then you get in the elevator and go up 12 floors. What floor do you get off the elevator?
9th floor
What is absolute value?
The number away from zero
22-44
-22
What is the absolute value of |92|?
92
-16 + (-17) =
-33
Adding Integers: Stephanie has $152 in the bank. she withdraws $20 then deposits $84 in an addition expression to represent this situation find the sum.
216
When you find a sum you are ________.
When you find the difference you are _____________.
Adding
Subtracting
-78 - (-37)
-41
-6, -8, 0, -12
0, -6, -8, -12
-5 + (5) - 19 =
-19
Subtracting Integers: You are 5 dollars in debt. You borrow 12 dollars more. What is the total amount of your debt?
You owe 17 dollars
(-17)
What is an Integer?
A whole number that can be negative or positive
-14 - 72
-86
-5 ____-10
> Greater than
-8+(-4)+12
0
Subtracting Integers: An airplane takes off and then climbs 2500 feet. After 20 minutes, the airplane descends 150 feet. What is the airplane's current height?
2350 ft.
What is an additive inverse?
The same numbers that when added together equal 0 because they are opposites.
56- (-34)
90
Put these integers in order from least to greatest
|-2|, 10, -4, 3
-4, |-2|, 3, 10