Math Guides
How to Turn Word Problems Into Equations
Translate words into algebra equations by defining a variable and matching operations to phrases.
May 2, 20266 min read
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Translate words into algebra equations by defining a variable and matching operations to phrases.
Use ratio tables and equivalent ratios to solve word problems about comparisons.
Use percent equations to solve discounts, tips, tax, grades, and percent-of problems.
Translate fraction word problems into operations and solve them step by step.
A simple framework for reading word problems, choosing the operation, and checking your answer.
Understand the triangle congruence shortcuts and how to tell when two triangles must be identical.
Learn how similar triangles use equal angles and proportional sides.
Find missing angles using straight lines, triangles, vertical angles, and angle sums.
Use a² + b² = c² to find missing side lengths in right triangles.
Learn the difference between circumference and area, and when to use 2πr or πr².