One Step Equations

What what is the inverse operation of subtraction?

• addition
• subtraction
• multiplication
• division

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

When solving 234 + N =389, what operation would you use to find the answer

• multiplication
• addition
• subtraction
• division

What number do you need to get rid of?

• 3

• 28

How do I solve:

• add 3
• multiply by 3
• divide by 3
• subtract 3

Which number do you need to get rid of?

• 7.2

• -14

How do I solve:

• add 7.2
• subtract 7.2
• add 14
• subtract 14

What number do you need to get rid of?

• -6

• 72

How do I solve:

• multiply by -6
• add -6
• divide by -6
• divide by 72

Solve:

 $\frac{a}{-9}=12$  

• a = -1.3

• a = 1.3

• a = 108

• a = -108