Inverse Operations
Procedure
Addition/Subtraction
Multiplication
Fractions
100
What is the inverse operation of subtraction?
What is addition.
100
We should _________ the variable, and draw a line through the __________ sign.
What is box and equal?
100
x + 5 = 25 (show all your work)
What is 20?
100
3x = 36 (show all the steps)
What is x =12?
100
1/3x = 9 (show all of your steps)
What is x = 27?
200
What is the inverse operation of addition?
What is subtraction?
200
Perform the ___________ operation on the constant and variable term to get x alone.
What is the inverse?
200
x - 13 = 15 (show all of your work)
What is 28?
200
25 = 5p (show all of the steps)
What is p = 5?
200
- 1/10x = 10 (show all of the steps)
What is x = 100?
300
What is the inverse operation of multiplication?
What is division?
300
True or False: If I subtract from one side of the equation, I must add to the other side.
What is False?
300
25 + x = 134
What is 109?
300
13w = 52 (show all of the steps)
What is w = 4?
300
6 = 1/6p (show all of your steps)
What is p = 36?
400
What is the inverse operation of division?
What is multiplication?
400
-3x = 9 True or False: I must divide 3 out from both sides of the equation
What is False?
400
x - 39 = -1
What is 38?
400
12c = -144 (show all of the steps)
What is c = -12?
400
2/5x = 10 (show all of your steps)
What is x = 25?
500
1/3x = 9. What do we multiply 1/3 by to get x alone?
What is 3/1?
500
Hillary perfectly solves a one-step equation, she boxes her answer and moves onto the next question. What step did she miss?
What is Double Check?
500
43 + x = -20
What is - 63?
500
-11r = 121 (show all of the steps)
What is r = -11?
500
- 9/10s = 9
What is s = -10?
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