Number Trick #1 Assume the identity of one of your students as you solve this. Choose a number Add 6 Multiply by 3 Subtract 10 Multiply by 2 Add 50 Divide by 6.
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What makes this trick different from the first trick?
Expansion Instruction Through Common Strategies
Backtracking Instruction Through Common Strategies
3(x + 5) – 14 = 19
-4(x/2 + 9) = -8
Guess – Check – Generalize Instruction Through Common Strategies
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