Adding
Find the sum
(-6)+(+18)
12
3 - (-9) =
12
A football team loses 5 yards on one play and then loses 6 yards on the next play. How many yards did they lose on the two plays?
They lost 11 yards
-11
What is the rule for adding integers with the same sign?
a) The answer is always positive
b) Add the opposite
c) Add and keep the sign
C) add and keep the sign the same.
10 - ___ = -8
+18
-14 + -8 =
=-22
-19 - ( 15) =
-34
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
-3 and +3 are called what?
Additive Inverses
Fill in the blank with < , > or =
-8 __ -6
-8 < -6
-40 + (25) =
-15
-4 - (-6) =
2
Mia has $152 in the bank. She withdraws $20, then deposits $84. How much does Mia now have?
216
When you add two negative integers, the answer will always be?
Negative
8 - ___ = 12
-4
104 + (-25)
-42 - 10
-52
In the Sahara Desert one day it was 136 degrees fahrenheit. In the Gobi Desert a temperature of -50 degrees fahrenheit was recorded. What is the difference between these two temperatures?
186 degrees
Subtracting a negative integer is like...
a) adding a positive integer
b) adding a negative integer
c)subtracting a positive one
Adding a positive integer.
__ + (-5) = 20
+25
-342 + (-875)
-1217
304 - 587
-283
Mt. Everest, the highest elevation in Asia, is 29,028 feet above sea level. The Dead Sea, the lowest elevation, is 1,312 feet below sea level. Write an expression that models the difference in elevation.
29,028 - (-1312)
When you find a sum you are ________.
When you find the difference you are _____________.
adding and subtracting
−7-__=2
-9