Sum (+) of Integers
44+37 =
81
What is the absolute value of |-48|?
48
What are opposites?
A negative number and its positive
What is the rule for adding integers with the same sign?
a) The answer is always positive
b) Add the opposite
c) Add across and keep the sign
c
Determine the solution:
-4+|-9|
5
(-12) + 5 =
-7
What is the absolute value of |92|?
92
What is absolute value?
How far away a number is from zero
When adding multiple integers, what is a smart way to solve...
a) find additive inverses
b) add similar signs first
c) look at the signs
ALL OF THE ABOVE
Determine the solution:
-|-94|-6
-100
-16 + (-17) =
-33
What is the absolute value of -|12|
-12
When you find a sum you are ________.
When you find the difference you are _____________.
Adding
Subtracting
When subtracting two negative values, will your solution always be positive?
a) No it will not
b) Yes, two negatives make a positive
c) Varies
c
Example: -3- -5 = 2, but -5- -3= -2
Determine the solution:
-18+|-9|-2
-11
(-5) + (5) + (-19) =
-19
Write the correct inequality symbol between the values:
-5 ____-10
>
What is an Integer?
A whole number that can be negative or positive
When adding integers with different signs you...
a) Subtract the absolute value and keep the sign of the smaller number
b) Subtract the absolute value and keep the sign of the large number
c) Subtract the absolute value then add
b
Determine the solution:
3*|-7|-4
17
-8+(-4)+12
0
Put in order from least to greatest:
|-2|, 10, -4, 3
-4, |-2|, 3, 10
What is an additive inverse?
The same numbers that when added together equal 0 because they are opposites.
Subtracting a negative integer is like...
a) adding a positive integer
b) adding a negative integer
a
Determine the solution:
|-24|+8-|-5|
27