Understanding Solving One-Step Addition Equations
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Beginner
Start here! Easy to understand
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Beginner Explanation
To solve $x + a = b$, subtract $a$ from both sides: $x + a - a = b - a$, so $x = b - a$.
Practice Problems
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1
Quick Quiz
Single Choice Quiz
Beginner
Solve for $x$: $x + 5 = 12$
Please select an answer for all 1 questions before checking your answers. 1 question remaining.
2
Real-World Problem
Question Exercise
Intermediate
Teenager Scenario
You have $x + 10$ dollars, and you need $20$ dollars to buy a book. How much more do you need?
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3
Thinking Challenge
Thinking Exercise
Intermediate
Think About This
If $x + 14 = 20$, find $x$ and explain your reasoning.
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4
Challenge Quiz
Single Choice Quiz
Advanced
Solve for $x$: $x + 2.5 = 7.5$
Please select an answer for all 1 questions before checking your answers. 1 question remaining.
Recap
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