Subtracting Integers
Subtract the integers
27 - 100
-73
Add the integers
60+(-42)
18
Multiply the integers
-30 x 5
-150
Divide the integers
-150 ÷ 3
-50
On a number line, what are the numbers to the left of zero called
negative integers/ negative numbers
Any number times 0 is ?
0
What are the rules for adding Integers with the same sign?
Keep the sign and add the numbers
(ex. -4 + -4 = -8)
Subtract the integers
-50 - 76
-126
Add the integers
-37+26
-11
Multiply the integers
37 x -6
-222
Divide the integers
-220 ÷ 10
-22
What is the name of a letter in an expression
a variable
Any number times 1 is?
The other number
What are the rules for subtracting Integers with different signs?
keep the sign with the larger number, then subtract (ex. -8 - 4 = -4)
Subtract the integers
60- (-40)
100
Add the integers
-59+ (-65)
-124
-72 x -15
1080
Divide the integers
-180 ÷ -15
12
True/ False
zero is a whole number
true
What is the absolute value of a number
the distance of the number from zero on a number line
What are the rules for multiplying Integers?
The product of a positive integer and a negative integer is negative.
The product of two positive integers is positive.
The product of two negative integers is positive.
Subtract the integers
-95 - 46
-141
Add the integers
-128 + (-18)
-146
-700 x -62
43, 400
Divide the integers
-240 ÷ -6
40
a number that has no decimal or fractions is called a
whole number -OR- integer
Is this an integer? 2.65555555
NO
What are the rules for dividing Integers?
The quotient of a positive integer and a negative integer is negative.
The quotient of two positive integers is positive.
The quotient of two negative integers is positive.
Subtract the integers
-49 - (-62)
13
Add the integers
-265 + 15
-250
Multiply the integers
-25 x -75
1,875
Divide the integers
-2855 ÷ 5
-571
true/false
the number zero can be positive or negative
no, it is neither/ neutral
Put these in order: Greatest to least
-1, 5,-9,0,6
6,5,0,-1,-9
what is the meaning of reciprocal?
When dividing a fraction the numerator becomes the denominator and the denominator is now the numerator.
( a flipped fraction)