Summary
An animated Mage Math lesson on equations and variables — using a letter to stand for an unknown amount, made for grade 6. Bright 3-D animation walks kids through it with clear, worked examples they can pause and try.
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All ages
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Teaching resources
Discussion questions
Talk about it
Variables with Two Quantities - 6th Grade clicks once you see it worked out. Watch an example, then use these questions to make sure it stuck.
- What does the variable (the letter) stand for?
- What operation undoes the one in the equation?
- How can you check that your answer keeps both sides equal?
Quick work-a-long
Vocabulary: variable, equation, solve, equal.
Try it: Solve x + 5 = 12. Then substitute your answer back in to check that both sides match.