Lesson

Division word problems

Primary EducationGrade 3MathematicsCV-PRI-G03-MATH-OPS-U03-L0745–60 min

You will learn

  • Decide if a story is sharing or grouping.
  • Write a division sentence.
  • Interpret the remainder.
  • Check the answer.

Version 0.2 · expanded edition · built from cited public sources Content is based on the official frameworks and sources listed under Sources and standards. No official endorsement is claimed. Written in the style of common primary school assessments. No exam result is promised.

Student lesson

The lesson in 60 seconds

  1. Decide if the story is sharing or grouping.
  2. Write the division sentence.
  3. Think about what the remainder means.
  4. Check the answer.

Words to know

divide
Share or group equally.
remainder
What is left over.
share
Give out equally.
group
Put into sets of the same size.

1. Discover: cars for the trip

29 children go on a trip. Each car holds 6. How many cars are needed?

2. Understand: division problems

First decide if the story is sharing or grouping, then divide and think about the remainder.

36 sweets shared among 4: 36 ÷ 4 = 9. 45 oranges in bags of 5: 45 ÷ 5 = 9 bags. 48 pupils into 6 teams: 8 each.

29 children, 6 per car: 29 ÷ 6 = 4 r 5. Four cars are full and 5 children are left, so we need 5 cars. The remainder tells us to round up here.

20 pencils, 3 per child: 6 children get 3, and 2 are left over.

Idea 1: Sharing

36 sweets shared among 4 children: 36 ÷ 4 = 9 each.

Idea 2: Grouping

45 oranges in bags of 5: 45 ÷ 5 = 9 bags.

Idea 3: Remainder

29 children, 6 per car: 29 ÷ 6 = 4 remainder 5. The 5 children still need a car, so 5 cars. 50 kg of rice in 8 kg sacks: 6 remainder 2, so 6 full sacks.

Why think about the remainder? Sometimes we round up, sometimes we ignore it.

Remember: Divide, then think about what the remainder means in the story.

3. Worked examples

Example 1 (I show you): Share

36 sweets shared among 4. Each gets?

  1. 36 ÷ 4.

Answer: 9

Example 2 (We do it together): Group

45 oranges in bags of 5. How many bags?

  1. 45 ÷ 5.

Answer: 9 bags

Example 3 (You try): Cars

29 children, 6 per car. Cars needed?

Show the steps and answer
  1. 29 ÷ 6 = 4 r 5.
  2. The 5 need a car.

Answer: 5 cars

Did you know?

A remainder can mean one more group is needed, or it can be ignored. It depends on the story.

Why this matters

Division problems appear in sharing, packing and planning.

4. Explore: story and remainder

You need paper and a pencil.

  1. Read: 29 children, 6 per car.
  2. Divide: 29 ÷ 6 = 4 r 5.
  3. Decide what to do with the 5 children.
  4. Write the answer: 5 cars.
Think about it: what did you notice?

5 cars are needed.

5. Practise

Say it in a sentence

Use these starters when you talk about the lesson. Say them out loud.

  • This is sharing / grouping because ___.
  • The division is ___ ÷ ___.
  • The remainder means ___.
  • The answer is ___.

Guided practice

Question 1. 36 sweets among 4?

9 each.

Question 2. 29 children, 6 per car: cars?

5.

Question 3. 20 pencils, 3 per child: left over?

2.

Independent practice

Level 1: Start

  1. 36 sweets shared among 4
  2. 45 oranges in bags of 5
  3. 48 pupils into 6 teams
  4. 50 kg of rice in 8 kg sacks
  5. 29 children, 6 per car

Level 2: Grow

  1. 24 books shared among 3 shelves
  2. 35 eggs in trays of 5
  3. 17 children in teams of 4

Level 3: Stretch

  1. 63 mangoes in baskets of 9
  2. 38 pupils, 5 to a bench. How many benches are needed?
  3. Ali says 29 children with 6 per car need 4 cars. What is wrong?

Answers are in the answer key below. Try first, then check.

6. Apply: everyday mathematics

A trader has 50 kg of rice and uses 8 kg sacks. How many full sacks and how many kg left?

Show a sample answer

6 full sacks with 2 kg left.

Another one. Write a division story with a remainder and say what the remainder means.

Show a sample answer

for example 26 sweets in bags of 5 make 5 bags with 1 sweet left

7. Common mistakes

Mistake: Ignoring the remainder.
Fix: Ask what the remainder means in the story.
Another mistake: Ignoring the remainder when we need an extra group.
Fix: Ask what the remainder means in the story.
Another mistake: Multiplying instead of dividing.
Fix: Sharing and grouping are division.

8. Lesson summary and revision card

I can…

  • I can tell sharing from grouping.
  • I can write a division sentence.
  • I can interpret the remainder.
  • I can check the answer.

9. Check and master

Answer all 14 questions. You will see feedback after each one.

1. 36 sweets shared among 4. Each gets…

2. 45 oranges in bags of 5 make…

3. 48 pupils into 6 teams gives…

4. 29 children, 6 per car. Cars needed:

5. 50 kg rice in 8 kg sacks gives…

6. 42 sweets are shared among 6 children. Each gets…

7. 56 oranges are put in bags of 7. How many bags?

8. 40 pupils are put into 5 teams. How many in each?

9. 31 children go in cars of 4. How many cars are needed?

10. 45 kg of rice is put in 6 kg sacks. How many full sacks?

11. 30 pencils are shared, 4 per child. How many children get 4 pencils and how many are left?

12. Before dividing, we should decide if the story is…

Challenge 1. 20 pencils are shared, 3 per child. How many children get 3 and how many pencils are left?

Challenge 2. 100 pupils go on a trip in buses with 30 seats. How many buses are needed?

Your result appears here after you answer every question.

10. Key takeaways

  • Decide sharing or grouping.
  • Divide.
  • Think about the remainder.

11. Next lesson

Next lesson: Equal Parts of a Whole. Keep going with the next idea in this course.

Exam practice

These questions are written in the style of common school and international primary assessments. Try them on your own, without looking back. Then check your answers in the marking guide. The marks are shown in brackets.

  1. 36 sweets are shared among 4. How many each? [2 marks]
  2. 45 oranges in bags of 5. How many bags? [2 marks]
  3. 29 children, 6 per car. How many cars? [3 marks]
  4. 50 kg rice in 8 kg sacks. How many full sacks? [2 marks]
  5. Kofi says 48 pupils in 6 teams gives 8 teams. Is he right? Explain. [3 marks]

Total: 12 marks.

Marking guide and model answers
  1. 36 ÷ 4 [1] = 9 [1]
  2. 45 ÷ 5 [1] = 9 [1]
  3. 29 ÷ 6 = 4 remainder 5 [1]; the 5 need a car [1]; 5 cars [1]
  4. 50 ÷ 8 = 6 remainder 2 [1]; 6 full sacks [1]
  5. No [1]. 48 ÷ 6 = 8 is the number in each team [1]. There are 6 teams [1].

Score guide: 11 to 12 = secure. 8 to 10 = nearly there, revise the parts you missed. Under 8 = work through the lesson again with a grown-up.

Printable worksheet

  1. 36 sweets among 4
  2. 45 oranges in bags of 5
  3. 48 pupils into 6 teams
  4. 50 kg in 8 kg sacks, full sacks
  5. 29 children, 6 per car, cars needed
  6. 36 sweets shared among 4. Each gets ___.
  7. 45 oranges in bags of 5 make ___ bags.
  8. 48 pupils into 6 teams gives ___ each.
  9. 29 children, 6 per car. Cars needed: ___
  10. 50 kg rice in 8 kg sacks gives ___ full sacks.

Homework

Write a division story about sharing food at home, with a remainder.

Answer key and marking scheme

Question Expected response Marks
36 sweets among 4 9 2
45 oranges in bags of 5 9 2
48 pupils into 6 teams 8 2
50 kg in 8 kg sacks, full sacks 6 2
29 children, 6 per car, cars needed 5 2
Total 10

Practice answers: Worksheet: 1 9; 2 9; 3 8; 4 6; 5 5.

Quiz answers: 1 A, 2 B, 3 C, 4 A, 5 B, 6 A, 7 B, 8 C, 9 A, 10 B, 11 C, 12 A, Challenge 1 C, Challenge 2 C.

Extra worksheet answers (items 6 onward): 6 9; 7 9; 8 8; 9 5; 10 6.

Independent practice answers. Level 1: 1 9 each; 2 9 bags; 3 8 pupils in each team; 4 5 cars; 5 6 full sacks with 2 kg left. Level 2: 1 8 books; 2 7 trays; 3 4 teams and 1 child left. Level 3: 1 7 baskets; 2 8 benches; 3 29 ÷ 6 = 4 remainder 5. The 5 children need another car, so 5 cars..

Mastery and remediation

Objective Bronze (Developing) Silver (Proficient) Gold (Advanced)
O1 Decide if a story is sharing or grouping Shows this with help from an adult or a picture Does this independently and explains how they know Explains it clearly and uses it in a new situation
O2 Write a division sentence Shows this with help from an adult or a picture Does this independently and explains how they know Explains it clearly and uses it in a new situation
O3 Interpret the remainder Shows this with help from an adult or a picture Does this independently and explains how they know Explains it clearly and uses it in a new situation
O4 Check the answer Shows this with help from an adult or a picture Does this independently and explains how they know Explains it clearly and uses it in a new situation

Courseversity badge thresholds (overall quiz score): Gold = 90–100%; Silver = 80–89.9%; Bronze = 70–79.9%. A badge is never a full record of progress.

If a learner struggles

  1. Find the misconception: Ignoring the remainder. Ask what the remainder means in the story.
  2. Explain another way: use real objects first, then pictures.
  3. Show a simpler example: Act the story with counters.
  4. Guided practice: work through one example together and let the learner try the next one.
  5. Reassess: use the quiz again or the worksheet.
  6. Move on when the learner shows Silver-level evidence independently.

For parents and guardians

In this lesson your child solves division word problems and decides what to do with a remainder. You do not need to be good at mathematics to help.

  • Make up sharing and grouping stories.
  • Ask: what does the remainder mean?
  • Use real objects.
  • Ask “how do you know?” after each answer, and listen.
  • Praise effort, not only right answers. Mistakes are how we learn.
  • Ten to fifteen minutes a day is better than one long session.

Teacher package

1–5. Objectives, prerequisites, materials, preparation, duration

Lesson objectives. Learners will: decide if a story is sharing or grouping; write a division sentence; interpret the remainder; check the answer.

Prerequisite knowledge. Lessons 1 to 6.

Materials. Counters (stones, seeds or bottle tops), paper, pencils, board or chalkboard. Low-resource options: use stones, seeds, sticks, bottle tops or drawings in the sand or on the board instead of printed materials.

Preparation. Gather the counters and draw the example pictures on the board before the lesson.

Suggested duration. 45–60 minutes. It can be split into two shorter sessions.

6–9. Teaching procedure, explanation notes, guided and independent activities

Introduction (5 min). Start with the Discover situation and let learners suggest ideas before you teach.

Explanation (10 min). Teach the Understand section with real objects first, then pictures, then symbols and words.

Guided activity (10 min). You need paper and a pencil. Learners follow the Explore steps in pairs.

Independent activity (10 min). Learners complete the independent practice and the worksheet.

Assessment and reflection (5 min). Ask each learner to say one thing they learned and how they know it.

Key questions. Sharing or grouping? What is the division? What does the remainder mean?

Teacher explanation notes. Use the concrete, pictorial, abstract order: real objects first, then pictures, then symbols and words. Return to real objects whenever a learner needs support.

10–12. Differentiation, formative assessment, common misconceptions

Support. Use real objects and work with a partner; say each step aloud together. Extension. Ask learners to make up their own example and explain it to a partner.

Formative assessment. Listen to learner explanations, ask “how do you know?”, and check the independent work.

Misconceptions. Ignoring the remainder. Ask what the remainder means in the story.

13–15. Assessment questions, answer keys, marking scheme

Use the quiz and worksheet on this page. The 12-mark exam practice scheme, the 10-mark scheme and all answers are in the answer sections above. Re-check every answer and the marking scheme before publication.

16–19. Remediation, enrichment, homework, teacher reflection

Remediation. Act the story with counters. Enrichment. Invite learners to find or create three more examples at home or in the classroom and explain them. Homework. See above.

Teacher reflection. After teaching, record: which concepts learners understood; which misconceptions occurred; which activities worked; which learners need more practice; and what to improve next time.

Sources and standards

This lesson is based on the sources below, and no official endorsement is claimed. Reference starting points named in the Courseversity standard: Common Core State Standards for Mathematics, Cambridge Primary and the IB Primary Years Programme. Where a standard code is named, it points to the official framework.

Official standards for this topic area. Common Core State Standards for Mathematics (official site): Grade 3 » Operations & Algebraic Thinking; Grade 3 » Number & Operations in Base Ten. These pages list the standards that cover this topic area; read them alongside the lesson.

Research used to shape this lesson. Common Core 3.OA.A.3 and 4.OA.A.3; Cambridge Primary Mathematics Stage 3 (division word problems). These sources informed the lesson.

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