Subtracting Integers
Subtract the integers
7 - 10
-3
Add the integers
6+(-4)
2
Multiply the integers
-3(2)
-6
Divide the integers
-15 ÷ 3
-5
Add and Subtract integers
-3 + 6 - 3
0
-6 - 56 = 50
False -62
Multiplicative inverse (or reciprocal)
a number that, when multiplied by a given number, equals 1.
Evaluate the following expression:
8 x ____ = 1000
125
Subtract the integers
-85 - 47
-132
Add the integers
-63+22
-41
Multiply the integers
3(-6)
-18
Divide the integers
-28 ÷ 7
-4
Add and Subtract integers
-3 + 66 + -93 + 10
-20
-8 - (-6)= -12
False -2
What is the definition of "integer"
Any whole number positive or negative
During a card game, Mrs. Cross scored 50 points. In the next card game she lost 125 points.
How many points does Mrs. Cross have in total?
- 75
Subtract the integers
246- (-34)
280
Add the integers
-55 + (-36)
-91
-7(-7)(-1)
-49
Divide the integers
-48 ÷ -6
8
Multiply integers
-3 x -21 x -8
-504
-9 + (-7)= 2
FALSE
What is the definition of "absolute value"
How can you tell if a fraction's equivalent decimal will be a terminating decimal?
If the fraction can be written as a decimal fraction OR if the fraction's denominator can be multiplied by to get a power of 10.
Subtract the integers
-9 - 4 - 4
-17
Add the integers
-12 + (-4) + (-3)
-19
-7(-6)(0.5)
21
Divide the integers
-84ab ÷ -7b
12a
-12 x -8 divided by 4
24
-9(7)(-3)= 180
False 189
What is a prime number?
A whole number greater than 1 that has only two factors: 1 and itself
What high school did Mr. Davis attend?
St. Augustine High School
Subtract the integers
(-56) - 72 + 416
288
Add the integers
-20 + 3 + (-40) + 9
-48
Multiply the integers
3(-7)(-2)
42
Divide the integers
-56xy ÷ 7xy
-8
-5 times -5 divided by 5
5
15 - (-5) + 9 - 80 = -51
true
The following is an example of:
-15 + 15 = 0
Additive Inverse
What does Bar notation indicate?
It indicates that the digits that the bar is over are repeating decimals.