Integer Review One
Find the sum
(-6)+(+18)
12
3 - (-9) =
12
+3 and -3 are called....
opposites
What is the rule for adding integers with the same sign?
a) The answer is always positive
b) Add the opposite
c) Add and keep the sign
c
-14 + -8 =
=-22
-19 - ( 15) =
-34
? - (-6) = +10
4
(-3) - (-9)
+6
Fill in the blank with < , > or =
-8 _ -6
-8 < -6
-40 + (25) =
-15
When you find a sum you are ________.
When you find the difference you are _____________.
Adding
Subtracting
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 higher number
c)Subtract the absolute value then add
b
-5 + (4) - 7
-8
-14 - (14) =
-28
What is an Integer?
A whole number that can be negative or positive
-32 - (-14) =
-18
Arrange the number from smallest to largest:
-3, -4, -1, -23
-23, -4, -3, -1
Put in order from least to greatest
-2, 10, -4, 3
-4, -2, 3, 10