Division as sharing and grouping
Share fairly and make equal groups, and write both as a division.
Planned. This module is part of the plan and is not written yet.
Why it matters
Sharing a bag of groundnuts fairly among friends, or packing mangoes into bags of 5 for market, are both division.
Draft outline · in review- For
- Level 3–4 · Primary 3 to Primary 4
- Inside
- 5 lessons and a test · about 45 minutes
- Topic
- Operations · foundation, 1 of 4
Inside the module.
5 lessons in order, about 45 minutes in all, then a short test. Learners go at their own pace; the minutes are a guide, not a timetable.
Draft outline · in review
Lesson 1: Sharing fairly
Share objects one at a time into equal piles and write 12 ÷ 3 = 4.
Explain10 min, from minute 0
Lesson 2: Making groups
Find how many groups of a given size you can make, such as bags of 5 from 20 mangoes.
Explain10 min, from minute 10
Lesson 3: Two stories, one sign
See why sharing and grouping are both written with ÷.
Worked example10 min, from minute 20
Lesson 4: Practice
Solve sharing and grouping stories with objects and pictures.
Practice10 min, from minute 30
Lesson 5: Review
Mixed division questions, with feedback on each.
Review5 min, from minute 40
End-of-module test
Solve sharing and grouping problems with objects and pictures, and write each one as a division.
Mastered at 85% or more. Retake it until you pass; nothing is lost, and each try gives feedback.
Already know it? A Challenge Test (planned) clears the whole module: 90% overall, no objective below 75%.
Last stageafter about 45 min
Practicalities
Draft outline · in reviewBuilt to run offline
Planned to run on the Lantern's own computer, with no internet needed.
Languages
Planned first in English; every module aims to reach all of the Lantern's languages.
Try a question.
One question from the module, as a learner would meet it. Have a go, then open the worked solution a step at a time.
Draft outline · in review
Musa shares 18 mangoes equally among 3 friends. How many mangoes does each friend get? Write the division.
Work it out on paper first, then show the answer and mark it yourself.
Particulars
Where it sits
What a learner can do after it
- Share a number of objects equally and write the division.
- Group objects into equal groups and write the division.
Needs first
Level
Level 3–4 · Primary 3 to Primary 4
Level mappings are approximate. A qualified teacher or lecturer in each country must check them before they appear in the app.
Difficulty for its level
1 of 4 · Foundation
Time
About 45 minutes
Alignments
- Aligned to Common Corepartial · in review3.OA.A.2
Alignment in review until a qualified teacher or lecturer checks it. No exam body, university or vendor endorses us; learners still sit the real exam.
Challenge Test
Planned: a Challenge Test to prove you know it and skip it. Pass at 90% overall, with no objective below 75%.
The route here.
Everything this module builds on, drawn as a route from its foundations. Solid lanes must be mastered first, or cleared by a Challenge Test; dashed lanes are suggestions that never lock anything.
- MA-ARI-OPS-01Adding and subtractingMaths · Primary 1 to Primary 3 (Level 1–3) · Planned
- MA-ARI-OPS-02Multiplication as equal groupsMaths · Primary 2 to Primary 3 (Level 2–3) · Sample lesson in the demo Needs Adding and subtracting (required).Try the sample lesson: Multiplication as equal groups
- MA-ARI-OPS-03Division as sharing and groupingMaths · Primary 3 to Primary 4 (Level 3–4) · Planned · the destination Needs Multiplication as equal groups (required).
Help light the room where this is learned.
Every route on this map starts in a classroom with 24 stations, a tutor that works offline and a facilitator upstairs. Four are planned and waiting for light.