Grade 1 Mathematics Chapter 6 | Teacher Guide and Answers

Grade 1 Mathematics, Chapter 6: Length, Data, and Reasoning

Student lessons | Daily practice | Teacher answers | Grade 1 home

Use the student lessons alongside these answers. For drawings and explanations, accept mathematically, scientifically, or textually accurate alternatives. Keep learner work private.

Day 1: Compare and Order Lengths

1. 9-block ribbon
2. 3, 5, 8
3. The pencil reaching 15 cm
4. To compare lengths from the same starting point

Day 2: Measure Without Gaps

1. 8 clip lengths
2. No
3. No
4. So the measurement can be understood and compared fairly

Day 3: Read a Picture Graph

1. Grapes
2. Pears
3. 3
4. 11

Day 4: Create and Explain a Graph

1. 4
2. Fish
3. The value of each symbol
4. Three correctly labeled groups of 3, 2 and 4 symbols

Day 5: Independent Measurement and Data Check

1. Blue
2. Red, green, blue
3. 2
4. 6 cm

Check, reteach, and assess

Use Day 5 as a limited diagnostic check, not full grade-level proficiency evidence. If repeated errors occur, teach with a different example and reassess after practice.

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