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Parent guide · Grade 2 Math · Unit 8

Lesson 8.4 Pictographs and Line Plots

Written for the parent. Read the Say this lines aloud as they are, or in your own words. Answers for you are marked Listen for.

At a glance

Time
5 sessions of 20–25 minutes
Goal
Read pictographs and bar graphs. Answer how-many-more questions.
You need
  • Pencil and crayons
Print
Worksheet A · Worksheet B · the lesson page

Steps

  1. Do this: Ask these out loud. Your child answers out loud; no paper needed.

    • Ask: “6 + 6” Listen for: 12
    • Ask: “2 + 6” Listen for: 8
    • Ask: “6 + 7” Listen for: 13
    • Ask: “9 + 7” Listen for: 16
    • Ask: “9 + 9” Listen for: 18

  2. Say this: “Read the key first: each picture may stand for more than one.”

    Say this: “Compare bars or rows by subtracting.”

    Say this: “Pictograph: a graph that uses pictures; a key tells what each picture is worth.”

  3. Show: How many Fri and Mon in all?

    pictograph

    Say this: “Each circle stands for 2.”

    Say this: “Fri: 10. Mon: 2.”

    Say this: “10 + 2 = 12”

    Answer: 12

    Show: How many Barley?

    bar graph

    Say this: “Read the Barley bar against the scale: 3.”

    Answer: 3

  4. Do this: Your child does these with you. Let them try first; help only after a real try.

    Ask: How many Mon?

    pictograph

    Listen for: 4

    If stuck: Read the Mon row: 4.

    Ask: How many Geese?

    pictograph

    Listen for: 6

    If stuck: Read the Geese row: 6.

    Ask: How many more Apples than Peaches?

    pictograph

    Listen for: 1

    If stuck: Apples: 6. Peaches: 5.

    7 more practice items on the lesson page, and on Worksheet A and Worksheet B.

    • Ignoring the key.

  6. Find arrays at home (egg cartons, window panes, muffin tins). Your child writes the repeated addition and the total for each.

  7. Say this: “Tell me what you learned today. Show me with your hands or the counters if you like.”

    Listen for: Read pictographs and bar graphs.; Answer how-many-more questions.

  8. Skip count by 2s, 3s, 5s and 10s. Say: “3 rows of 4 make 12.”

Spread over the week

5 sessions of 20–25 minutes. Stop while it is still going well.

  1. Session 1. Warm-up, then teach the new idea (steps 1 and 2).
  2. Session 2. Warm-up again, then show how with the examples.
  3. Session 3. Practice together, then play the game.
  4. Session 4. More practice on the worksheet, and the daily habit.
  5. Session 5. Quick check: narration and a few practice items. Move on when it is mostly right.