Adding Integers
-6 + (-5)
What is -11
7 - (-10)
What is 17
Model -2 + 4 on a number line
What is -2
Show picture
Write the expression
for number line A on the board
What is 4-7 or 4+(-7)
In adding integers, if I have the same signs, do I add or subtract?
2 + (-9)
What is -7
4 - 8
What is -4
Model 3 + (-7) on a number line
What is -4
Show Picture
Write the expression for number line B on board
What is 1+3
In adding integers, if I have different signs, do I add or subtract?
What is subtract
-4 + 5
What is 1
-6 - 9
What is -15
Model -5 + 5 on a number line
What is 0
Show Picture
Write the expression for number line C on the board
What is -2 + 2
How do I rewrite a subtract problem
What is Keep Change Change
10 + (-5)
What is 5
12 - (-12)
What is 24
Model - 4 + (-2) on a number line
What is -6
Show Picture
Write the expression for number line D on the board
What is -2 - 1
What do I do when I have two negative signs beside each other
example: 4 - (-3)
Turn the negative into a positive
-18 + 18
What is 0
-3 - (-8)
What is 5
Model 2 - 7 on a number line
What is -5
Show Picture
Write the expression for number line E on the board
What is -3 + 6
Who is the best math teacher ever
Ms. Irvin :)