Understanding Inverse Operations
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Beginner
Start here! Easy to understand
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Beginner Explanation
Inverse operations are like undoing each other. For example, if a + b = c, then c - b = a. For instance, 7 + 2 = 9, and 9 - 2 = 7. To solve for a, subtract b from both sides: a + 2 = 9 → a = 9 − 2 = 7.
Practice Problems
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1
Quick Quiz
Single Choice Quiz
Beginner
What is the inverse operation of $8 - 3$?
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2
Real-World Problem
Question Exercise
Intermediate
Teenager Scenario
If you buy 5 candies and give away 3, how many do you have left? Use inverse operations to solve.
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3
Thinking Challenge
Thinking Exercise
Intermediate
Think About This
If $x \times 4 = 20$, what is $x$? Use inverse operations.
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4
Challenge Quiz
Single Choice Quiz
Advanced
Solve for $x$ if $x + 3 = 2x - 5$
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Recap
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