Fraction Classroom · 2.0.0 · Student pages
Estimate Before Exact: teaching companion
Use a size bound before computation and reject exact answers that violate it. Student pages include two diagnostic probes, a reteaching check, and the original exit ticket. The teacher copy includes the complete lesson preparation, teaching sequence, diagnostic responses, all original question guides, and updated rubrics.
Anonymous group code: __________ Date: __________
Diagnostic probes
Explain or draw your reasoning. Your teacher will use these responses to choose what to revisit.
d2. Predict whether 5/6 + 7/8 is below or above two, and whether it is near two.
Check after reteaching
Complete this check independently after discussing the model.
r1. A learner says 3/4 + 2/3 = 1/5. Give a fast reason to reject it.
Exit ticket
Complete both original exit questions independently. Use a drawing or explanation when asked.