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Rewrite, then evaluate

Target: Keep every term while finding the value of an expression.

Language target: Separate “simplify” from “find the value.”

Likely miss: Students simplify and evaluate as if they were the same step.

Ask: Is the variable still in your expression, or did you already evaluate?

If you see it: Ask whether the variable should still be visible when the work stops.

Evidence to listen for: The student can both rewrite and then evaluate a new value.

Next: Separate the two questions on the page if they collapse into one.

Homework mark for this device

Until a teacher sets it here, family practice is optional. Stars are an incentive, not a grade. This setting is local. It is not a district roster.

Observable student moves: names both quantities, uses the represented relationship, and revises after feedback. This companion is not a score.

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