-3 + (-8)
-11
18 - 22
-4
The stock market lost 231 points on Tuesday then lost 128 more points on Wednesday. Find the change in points over the two days.
-231 + (-128) = -359
The SUM is the answer to a ____________ problem
addition
In Buffalo, New York, the temperature was -14*F in the morning. If the temperature dropped 7*F, what is the temperature now?
-14 - 7
-14 + (-7) = -21
15 + (-10)
5
32 - 15
17
Marcy has $120 in her checking account. If she writes a check for $210 and deposits $80, find the balance in her account.
120 - 210 + 80
120 + (-210) = -90
-90 + 80 = -10
A Positive and a Negative create a ___________ _________
Zero Pair
A submarine was situated 800 feet below sea level. If it ascends 250 feet, what is its new position?
-800 + 250 = -550
550 ft below sea level
-23 + 15
-8
20 - (-9)
29

Jace: -35 + -15 = -50
Kara -60 + 25 = -35
Troy 10 + (-55) = -45
Kara has the current highest score
The DIFFERENCE is the answer to a ______________ problem.
subtraction
Your checking account is overdrawn by $50. You write a check for $20. What is the balance in your account?
-50 - 20
-50 + (-20) = -70
25 + (-12)
13
-15 - (-12)
-3
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. What is the difference between these two elevations?
29,028 - (-1,312)
29,028 + 1,312 = 30,340
Inverse means ____________
Opposite
An elevator went up 15 floors, down 9 floors, up 11 floors, and down 19 floors. Find the net change.
15 - 9 11 - 19
P N
15 + 11 = 26 19 + 9 = 28
28-26= 2
more negatives than positives so the answer is -2
-75 + (-12)
-87
-65 - (-75)
10
In 2020, a company reported a loss of
16 thousand dollars. In 2023, the same
company reported a profit of 45
thousand dollars. How much more money did the company make in 2023 than 2020?
45,000 - (-16,000)
45,000 + 16000 = 61,000
When we flip a fraction this is called the ____________
Reciprocal
Steve has overdrawn his checking account by $27. His bank charged him $15 for an overdraft fee. Then he quickly deposited $100. What is his current balance?
-27 -15 100
P N
100 27+15=42
100-42=68
more positives than negatives so the answer is positve 68