One-Step Equations
Fractions to Percent to Decimal
Basic Ratios
Distributive Property
One Step Addition/Subtraction
Perimeter and Area
Order of Operations
Mean
Exponents
Integers Rules
100
5+x=25
x=20
100
change 1/20 to a decimal and a percent
.05 and 5%
100
The number of apples to oranges in a basket is 3 to 2. What is the ratio?
3:2
100
−6(a + 8)
−6a − 48
100
3 + p = 8
5
100
What is the difference between area and perimeter
Perimeter measures the outside (like a fence)
Area is the measure of the inside (the grass to fill in the yard)
100
3+17*5
88
100
80, 82, 35, 0
Mean: 49.25
100
7^3
343
100
Negative times a negative is a
Positive
200
-6+n=14
n=20
200
.4 to a fraction and percent
40% or 4/10
200
There are 4 dogs and 5 cats. What is the ratio of dogs to cats?
4:5
200
5(n + 6)
5n + 30
200
n − 8 = −10
-2
200
What is the equation for the perimeter and area of a rectangle?
Perimeter: side+side+height+height
Area: Base * Height
200
5*4-8
12
200
4, 4, 3, 9, 5
Mean: 5
200
4^3
64
200
Positive times a positive is
positive
300
5x=25
5
300
4/5 to percent and decimal
80% or .80
300
You have 8 pencils and 12 pens. Find the ratio of pencils to the total number of items.
8:20 or 2:5
300
8(1 − 5x)
8 + 40x
300
m − 9 = −13
-4
300
What are the area and perimeter?
P: 16mm
A: 15mm2
300
9*(3+3*6)/3
63
300
10, 13, 11, 13, 13
Mean: 12
300
6^2
36
300
Negative times a positive
negative
400
x/8=48
x=6
400
.9 to a percent and a fraction
9/10 or 90%
400
A classroom has 15 students and 5 are girls. What is the ratio of boys to girls?
10:5 or 2:1
400
(1 + 2v) ⋅ 5
5 + 10v
400
18 + m = 8
-10
400
What are the perimeter and area?
P: 26km
A: 40km2
400
2 *12/(3*2^2)
2
400
5, 12, 13, 16, 12, 14, 12, 5, 10
Mean: 11
400
100^0
1
400
positive times a negative
negative
500
24x=48
x=2
500
66% to a decimal and fraction
66/100 or .667
500
In a pizza recipe, the ratio of cheese to sauce is 3 to 1. How much sauce is needed for 12 units of cheese?
4 units of sacue
500
(1 + 9x) ⋅ −10
−10 − 90x
500
a + 11 = 20
9
500
What is the area of a triangle with the height of 10ft and the base of 13ft?
65 Ft2
500
((5-3)^5*5)/5
32
500
15, 18, 19, 20, 22, 24, 22
Mean: 20
500
8^4
4096
500
-8*-9*-1
-72
600
r/20+5=9
80
600
Change .75 to a percent and fraction in the lowest terms
3/4
75%
600
In a fruit bowl, there are 2 oranges for every 3 apples. If there are 15 apples, how many oranges are there?
10 oranges
600
-2(c+8)
-2c-16
600
-18+t=2
t=20
600
What is the area of a triangle with a height of 7cm and a base of 4cm?
Hint draw the triangle
14cm2
600
2*9/(9*3^2)
18
600
3, 9, 12
8
600
54
625
600
-6*8*-1
48