Fair Share
Class 3 · Mathematics
5 ideas in Class 3 Mathematics, explained in plain words, with games and quizzes to practise.
Concept of Halves
Part of: Understanding Halves
A half is one of two equal parts that make up a whole. If you divide a pizza into two equal pieces, each piece is half a pizza. You can show halves by folding paper, cutting shapes, or coloring pictures. A half is written as 1/2.
Why it matters. Halves are the foundation for understanding fractions and sharing fairly. This skill helps children share items equally among two people, understand portions in food, and build math thinking about equal parts.
Try it in two minutes
- Give your child a piece of paper. Ask them to fold it in half so both sides match perfectly.
- Unfold it and point to the fold line. Say: Each side is one half of the whole paper.
- Ask: How many halves make one whole paper?
- Try again with a different fold direction. Can they make a half a different way?
Try at home. Take a roti or bread. Cut it into two equal pieces. Point to one piece and say: This is half. Together they make one whole roti.
Half and Double
Part of: Understanding Halves
Half and double are opposites. If 6 is the whole, 3 is half of 6. If 3 is the starting number, 6 is double of 3. You use halving by dividing by 2 and doubling by multiplying by 2. For example, half of 8 marbles is 4, and double of 4 marbles is 8.
Why it matters. Understanding half and double helps with mental math, solving word problems, and building number sense. It prepares children for division and multiplication concepts and helps them estimate and check their answers.
Try it in two minutes
- Take 12 buttons or coins. Ask: How many is half of 12?
- Help them count out 6. Say: 6 is half of 12, and 12 is double of 6.
- Try with 8, then 10. Always show both halves together make the whole.
- Ask: If someone has 4 apples and you give them 4 more, how many do they have now?
Try at home. Play a number game. Say a number, and your child says half of it. Then say another number, and they say double of it. Use numbers up to 20.
Concept of Quarters
Part of: Understanding Quarters
A quarter is one of four equal parts that make up a whole. If you divide a cake into four equal slices, each slice is one quarter of the cake. You can also call a quarter one-fourth. A quarter is written as 1/4. Four quarters put together make one whole.
Why it matters. Quarters help children understand fractions and equal sharing among four people. This skill is useful for telling time (quarter past, quarter to), dividing pizza or food items, and building advanced math understanding.
Try it in two minutes
- Take a square piece of paper. Fold it in half, then fold it in half again.
- Unfold it. Count the sections. Say: There are 4 equal parts. Each is one quarter.
- Ask: How many quarters make one whole?
- Shade one quarter and ask: How many quarters are not shaded?
Try at home. Draw a square. Divide it into 4 equal boxes. Color one box. Say: This is one quarter. Now color two more boxes. How many quarters are colored now?
Comparing Halves and Quarters
Part of: Halves and Quarters Together
Halves and quarters are related. Two quarters together make one half. One half equals two quarters. So a shape can be described as one half or as two quarters. Both describe the same amount. This helps children see that fractions can be written in different ways.
Why it matters. Understanding how halves and quarters relate helps children appreciate equivalent fractions and flexible thinking about portions. This builds a foundation for more advanced fraction work and helps them check their understanding of equal parts.
Try it in two minutes
- Fold a rectangle into halves, then fold it again to make 4 quarters.
- Unfold and point to the lines. Say: Two quarters (show 2 sections) equal one half (point to half).
- Color one half red. Ask: How many quarters are colored?
- Try with a circle. Divide it into quarters. Show that 2 quarters = 1 half.
Try at home. Draw a square. Divide it into 4 quarters. Ask your child: If you color 2 quarters, how much of the square is colored? Can you also call it a half?
Equal Distribution and Fair Sharing
Part of: Fair Sharing and Practical Applications
Fair sharing means dividing items equally so everyone gets the same amount. To share fairly, you count the total and divide by the number of people. If 12 mangoes are shared among 2 people, each gets 6. If shared among 4 people, each gets 3. You can use halves for 2 people and quarters for 4 people.
Why it matters. Fair sharing teaches children fairness and basic division. It helps them solve everyday situations like sharing snacks, toys, or chores. This skill builds division understanding and encourages thinking about equality.
Try it in two minutes
- Get 8 small objects (buttons, coins). Ask: How do we share 8 equally between 2 people?
- Count out 4 for one person, 4 for the other. Say: Each gets 4. That is fair sharing.
- Try with 4 people. Count out 2 for each. Say: When shared among 4, each gets 2.
- Ask: Which gives more per person, sharing among 2 or 4?
Try at home. Share a pizza or roti among your family. Have your child help divide it fairly and count what each person gets.
What your child will practise
- Comparing Halves and Quarters: Jungle Quick Fire (Quick Fire)
- Concept of Halves: Farm Quest (Collect the Answer)
- Concept of Quarters: Desert Puzzle (Clue Puzzle)
- Equal Distribution and Fair Sharing: Market Quest (Collect the Answer)
- Half and Double: Ocean Quest (Flip and Match)
- Quiz: Comparing Halves and Quarters (8 questions)
- Quiz: Concept of Halves (8 questions)
- Quiz: Concept of Quarters (8 questions)
- Quiz: Equal Distribution and Fair Sharing (8 questions)