Sum (+) of Integers
Find the sum
4+20
24
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
3 - (-9) =
12
What property is demonstrated by the following example?
3 + 5 = 5 + 3
Commutative Property of Addition
-12 + 5 =
=-7
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
-19 - ( 15) =
-34
What property is demonstrated by the following equation?
2 * 3 * 5 = 5 * 3 * 2
Commutative Property of Multiplication
-16 + (-17) =
-33
Alexis has $152 in the bank. He withdraws $20 then deposits $84 in an addition expression to represent this situation find the sum.
216
71 - (-14) =
85
What property is demonstrated below?
a(b + c) = ab + ac
-5 + (5) - 19 =
-19
You are 5 dollars in debt. You borrow 12 dollars more. What is the total amount of your debt?
You owe 17 dollars
(-17)
-14 - (14) =
-28
What property is demonstrated below?
a + (b + c) = a + (c + b)
Commutative Property of Addition
-8+(-4)+12
0
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.
-32 - (-14) =
-18
(7 + 3) + 2 = 2 + (3 + 7)
Both