Integer Addition
When adding two integers together with the same sign, do you add or subtract and keep the same sign?
Add the numbers
To subtract integers, you use the KCF method. What do the letter stand for?
Keep, Change, Flip
When multiplying two integers together with the same sign, the answer will be?
Positive
The rules for division are the same as the rules for addition, subtraction, or multiplication?
Multiplication
A stock price dropped $2 every 4 days. What was the total change in stock price? Please show your work and include a label.
-2 x 4 = $-8
When adding two integers with different signs, you find the difference and use the sign of which number?
The larger number
After keeping the first number, you change the subtraction sign to what?
When multiplying two integers together with different signs, the answer will be?
Negative
If you divide a negative number by a negative number, the answer will be?
Positive
A submarine is 50 feet below sea level. It rises 20 feet. What is the depth it is at now? Please show your work and include a label.
-50 + 20 = -30 feet
What is -8 + (-4)
-12
What is the answer to 9 - 12? Please show your work.
9 + (-12) = -3
What is -5 x 7?
-35
What is the answer to -20 / 5?
-4
The temperature was 10 degrees. It then dropped 15 degrees. What is the new temperature? Please show your work and include a label.
10 - 15 = 10 + (-15) = -5 degrees
What is 5 + (-2)
3
What is the answer to -6 - 3? Please show your work.
-6 + (-3) = -9
What is -7 x (-2)?
14
What is -27 / -3?
A freezer temperature dropped a total of 18 degrees over 6 hours. What was the average temperature drop per hour? Please show your work and include a label.
-18 / 6 = -3 degrees
What is -15 + 35?
25
What is the answer to -10 - (-8)? Please show your work.
-10 + 8 = -2
What is 3 x (-4) x (-1)?
12
What is 64 / (-8)?
-8
Sam owes his mom $25. He borrows an additional $10 dollars from his mom. How much money does Sam owe in total? Please show your work and include a label.
-25 - 10 = -25 + (-10) = $ -35