Class 3 Maths: units and learning outcomes

MangoMindz teaches Class 3 Maths in 12 units at NCERT standard. Each unit is split into short parts with a picture lesson, read-aloud and a quiz.

🔢 Unit 1: Numbers up to 999

Build, read, write and compare numbers up to 999 with hundreds, tens and ones.

  • Making a hundred
  • Hundreds, tens and ones
  • Expanded form and place value
  • Comparing numbers
  • Ordering numbers
  • Counting in 1s, 10s and 100s
  • Rounding to the nearest ten

➕ Unit 2: Addition up to 999

Add numbers up to 999, carry over when ten ones make a ten, and solve story sums.

  • Adding without regrouping
  • Carrying from ones to tens
  • Carrying from tens to hundreds
  • Adding in your head
  • Estimating sums
  • Story sums with addition

➖ Unit 3: Subtraction up to 999

Take away and compare numbers up to 999, borrow when you need to, and check by adding.

  • Taking away without borrowing
  • Breaking a ten
  • Breaking a hundred
  • Subtracting in your head and estimating
  • Story sums with subtraction

✖️ Unit 4: Multiplication

Make equal groups, learn tables 2 to 10, and multiply two-digit numbers by one digit.

  • Equal groups and repeated addition
  • Arrays and turning them around
  • Tables of 2, 5 and 10
  • Tables of 3 and 4, then 6 to 9
  • Multiplying a two-digit number
  • Story sums with multiplication

➗ Unit 5: Division

Share and group equally, use tables to divide, and find what is left over.

  • Sharing equally
  • Making equal groups
  • Dividing with tables
  • What is left over
  • Story sums with division

🍕 Unit 6: Halves, Quarters and Fair Shares

Cut things into equal halves and quarters, and find half of a group.

  • Halves
  • Quarters and three-quarters
  • Half and quarter of a group
  • Which is bigger: half or quarter?

💰 Unit 7: Money: Rupees and Paise

Count coins and notes, add up a shopping bill and work out the change.

  • Coins, notes and counting money
  • Making an amount in different ways
  • Adding money and finding change
  • Price lists and bills

🔷 Unit 8: Shapes and Space

Explore shapes, corners, sides, folds and patterns, and describe where things are.

  • Sides, corners and diagonals
  • Solid shapes around us
  • Fold and match: symmetry
  • Tiling without gaps
  • Where is it? Position and views

📏 Unit 9: Measuring Length

Estimate and measure in centimetres and metres, and solve length problems.

  • From hand-spans to centimetres
  • Metres, estimating and choosing units
  • Metres and centimetres together
  • Adding and subtracting lengths

⚖️ Unit 10: Weight and Capacity

Weigh things in grams and kilograms, and measure how much jugs and bottles hold.

  • Heavier or lighter: using a balance
  • Grams and kilograms
  • Litres and millilitres
  • Weight and capacity problems

🕒 Unit 11: Time and Calendar

Read the clock and the calendar, and work out how long things take.

  • O'clock and half past
  • Quarter past, quarter to and 5 minutes
  • a.m., p.m. and my day
  • How long does it take?
  • Reading a calendar

📊 Unit 12: Patterns and Data

Find the rule in a pattern, count with tally marks and read picture charts.

  • Repeating patterns
  • Growing number patterns
  • Patterns in tables, odd and even
  • Counting with tally marks
  • Picture charts and bar charts

Free printable charts

  • Table of 3: 3 × 1 to 3 × 12, a quick trick and practice. (Class 3 · ages 8–9, free PDF)
  • Table of 4: 4 × 1 to 4 × 12, a quick trick and practice. (Class 3 · ages 8–9, free PDF)
  • Table of 6: 6 × 1 to 6 × 12, a quick trick and practice. (Class 3–4 · ages 8–10, free PDF)
  • Table of 7: 7 × 1 to 7 × 12, a quick trick and practice. (Class 3–4 · ages 8–10, free PDF)
  • Table of 8: 8 × 1 to 8 × 12, a quick trick and practice. (Class 3–4 · ages 8–10, free PDF)
  • Table of 9: 9 × 1 to 9 × 12, a quick trick and practice. (Class 3–4 · ages 8–10, free PDF)

All free printable charts

Why children enjoy Maths on MangoMindz

Strong Maths Foundations

The primary years shape how children feel about Maths. MangoMindz breaks each unit into small parts, so your child learns one idea at a time with pictures, read aloud, instead of memorising pages.

Streaks and points reward a little practice every day, which matters more than long, tiring sessions.

Practice That Explains Mistakes

After each lesson, a quick Maths quiz checks the idea straight away. Questions are built around the mistakes children commonly make, and every answer comes with an explanation.

If your child is still stuck, they can ask Mango, the in-app study buddy. Mango gives hints and walks through the steps instead of revealing the answer.

Building Skills Across Classes 1–5

Because MangoMindz is built on NCERT learning outcomes, Maths units grow with your child from Class 1 to Class 5. What they learn in one class builds into what they meet the next year.

On the parent dashboard you can see accuracy by Maths topic and assign a topic you want your child to practise.

Frequently Asked Questions

Does MangoMindz follow the Maths syllabus taught at school?

Lessons and quizzes are written to the NCERT learning outcomes for Maths across Classes 1–5, the core skills most Indian school boards teach in these classes.

Will this help my child with Maths at school?

Short, regular practice on the same ideas taught in class builds confidence. The parent dashboard shows which topics need more practice.

What is MangoMindz?

MangoMindz is a free learning app for children in Classes 1–5 in India. Children learn Maths, English, Hindi and EVS with short picture lessons read aloud, quick quizzes and step-by-step help from Mango, the in-app study buddy.

Which board is MangoMindz for?

Units follow NCERT learning outcomes for Classes 1–5, which CBSE and many state boards use. Most topics also match what ICSE schools teach in these classes, though the order may differ.

Can my child ask a question when stuck?

Yes. Your child can ask Mango about Maths, English, Hindi and EVS. Mango gives hints and explains the steps instead of just handing over the answer.

Can parents track child progress?

Yes. A PIN-protected parent dashboard shows quiz practice and accuracy by topic, and lets you assign topics, set a daily time limit and a bedtime lock.

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