Adding Integers
-10 + 7 =
-3
-8 - (-5)
-3
6 x (-4) =
-24
-4 ÷ 2 =
-2
Two degrees above zero
2
-2 + (-10)
-12
-8 - (-15) =
7
-8 x (-7) =
56
5 Degrees Below Zero
-5
-15 + 13 =
-2
0 - (-8) =
8
-4(8) =
-32
elevation of ten feet
10
The Moaning Caverns in California are 410 feet deep. A cave diver descends by rope 165 feet into the main cavern. How much deeper can the cave diver go into the cavern?
410 + (-165) =245 The rappeller can descend another 245 feet to reach the bottom of the cavern.
At 2 pm, the temperature was -9 degrees. If the temperature drops 20 degrees, what is the new temperature?
-9 - 20= -29 degrees
***DAILY DOUBLE*** Jim 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
Julie deposited eighteen dollars
18
Frank left his house and walked 250 feet north to meet his friend at the park. Him and his friend walked back south 350 feet to go to the store. Then they went to Frank's house to play video games. How far is the store from Francisco's house?
250 - 350 = -100 The store is 100 feet south from his house.
During a high school basketball game, the home team scored 51 points and the opponents scored 62 points. What is the difference between the number of points scored by the home team and its opponent?
62 - 51= 11 points
A pebble falls into a pond. From the surface, it falls at a rate of 2 feet per second. How far down has the pebble fallen 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. Julie 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 Julie has missed 4 jumps.
Withdrawal of 32 dollars
-32