Solving One-step Equations

Inverse Operations

100

Whats is the Inverse Operation of Subtraction

Addition

200

What is the Inverse Operation of Addition

Subtraction

300

What is the Inverse Operation of Division

Multiplication

400

What is the Inverse Operation of Multiplication

Division

500

What is it called when you flip a fraction? 

              2/3 x = 10

      (3/2) 2/3 x = 10(3/2) Multiply both sides by the?? 

Reciprocal

Solving Equations By Subtracting

100

Solve for x

         x+10=54

44

200

Solve for a: 

             a+13=24

11

300

Solve for b: 

         b+3.6=6.1

2.5

400

Solve for c: 

              c+56=200

144

500

What are the steps for solving subtraction equations?

1. Isolate the variable on left side by adding the number with the variable.                          

 2.  Add the right side by the same number. 

3.Check your answer

Solving Equations By Adding

100

Solve for j:

     j-34=200

234

200

Solve for h:

     h-46=898

944

300

Solve for n:

     n-6.2=15.1

21.3

400

Solve for j:

     j-1.2=1.7

2.9

500

What are the steps for solving addition equations?

1. Isolate the variable by subtracting the number with the variable on the left side.       

2. Subtract by the same number of the right side.       3. Check your answer

Solving Equations By Multiplying

100

r/6=390

2,340

200

t/30=60

1800

300

r/50=70

3500

400

x/5=95

475

500

What are the steps for solving equations with  Multiplying?

1.Isolate the variable on the left side by dividing by the number with the variable 

2.Divide the right side by the same number both 3.Check your answer

Solving Equations By Dividing

100

7.8h=15.6

2

200

4x=344

86

300

3h=516

172

400

5c=500

100

500

What are the steps for solving equations with division?

1.Isolate the variable by multiplying left side by the number with the variable 

2. Multiply the right side by the same number

3.Check your answer