Sums of Integers
Find the sum
-13 + 8 =
-5
What is the absolute value of |-48|?
48
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) =
What are opposites?
Two numbers that are the same distance from zero on a number line but have different signs.
6 + (-1)
5
What is the absolute value of |92|?
92
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 is absolute value?
The distance of a number from zero on a number line.
-9 + (-4)
-13
What is the absolute value of -|-12|?
-12
Stephanie has $15 in the bank. She deposits 4 dollars into her account. Then, she withdraws $8. Write an equation to represent this situation and find the sum.
$15 + $4 + (-$8) = $11 or
$15 + $4 - $8 = $11
71 - (-14) =
85
Definition of an integer
A positive or negative whole number.
-6 + 10 + (-8)
-4
|-5| ____-10
> Greater than
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
Which is the same as 3 + (-4)
A) 3 - (-4)
B) 3 - 4
C) -3 + 4
2 + (-11) + 3
-6
Put in order from least to greatest
-2, 10, |-4|, 3
-2, 3,|-4| 10
One morning in Abington, the temperature was 19 degrees Fahrenheit. The temperature over night reached -5 degrees Fahrenheit. What is the total change between the morning temperature and the night temperature?
24 degrees
-22 - -10 =
-12
Subtracting a negative is the same as...
A) adding a positive
B) subtracting a positive
C) Adding a negative
A