Adding Integers
-10 + 7 =
-3
6 x (-4) =
-24
2 + 27/9
5
-2 + (-10)
-12
-8 - (-15) =
7
-8 x (-7) =
56
3 x (2-5) + 8
-1
-15 + 13 =
-2
-4(8) =
-32
(31-11) / 5 + 2
6
A diver dives down 15 feet below sea level. He, then, descends another 21 feet to see some coral reef. What is his current location?
-36 feet below sea level
At 2 pm, the temperature was -9 degrees. If the temperature drops 20 degrees, what is the new temperature?
-9 - 20= -29 degrees
Aidan was recovering in the shade from a walk in the hot desert. His temperature dropped 2 degrees each hour for 2 hours. What was the total change in his temperature?
(-2) x 2 = -4 degrees
A football team was penalized 90 yards in 6 plays. How many yards per play were they penalized on average?
90 / 6 = 15 yards per play on average
6 x 8 - 4 / 2
46
125 + (-300) =
-175
The Detroit Lions started their first drive in the end zone (0). By the end of the play, they were at the 20-yard line. Unfortunately, on the next play, Stafford got tackled and they had a loss of 6 yards. Where are they at on the football field?
14-yard line
A pebble falls into a pond. From the surface, it descends at a rate of 2 feet per second. Where is the pebble in relation to the surface of the pond after 5 seconds?
(-2) x 5 = -10 It is 10 feet below the surface after 5 seconds.
Judges in figure skating competitions must give a mandatory 5 point deduction for each jump missed during the technical part of the competition. Alyssa has participated in 5 competitions this year and has been given a total of -20 points for jumps missed. How many jumps did she miss this year?
(-20) ÷ (-5) = 4 Alyssa has missed 4 jumps.
Henry bought 4 games for $12 each and spent $20 on new headphones. He paid for the games and headphones using his father's debit card.
Which integer represents the change in the balance of Henry's checking account from these purchases?
-68