Class 4 Mathematics

Chapters

1. 1Shapes Around Us: Faces, Edges, Vertices and NetsLesson: Shapes Around Us: Faces, Edges, Vertices and Nets · 15 sections · chapter quiz

   Famous monuments are built from shapes: domes, towers, arches and blocks. If you built a model of one, which shapes would you need?

   • • I can identify 3D shapes in buildings and objects.
   • • I can count faces, edges and vertices of cubes, cuboids, pyramids and prisms.
   • • I can match a solid to its net.
2. 2Views, Maps and DirectionsLesson: Views, Maps and Directions · 15 sections · chapter quiz

   In hide and seek, a friend on the roof can see everyone's hiding spot. Why? Seeing from the top shows things we cannot see from the ground!

   • • I can describe how objects look from the top, front and side.
   • • I can read a simple map using a key.
   • • I can give and follow directions using left, right, forward and the four directions.
3. 3Patterns in Numbers and ShapesLesson: Patterns in Numbers and Shapes · 15 sections · chapter quiz

   A farmer plants coconut trees in neat rows. If each tree gives 5 coconuts, how can we count them all quickly? Patterns help!

   • • I can find and continue number and shape patterns.
   • • I can use arrays and multiplication to count arranged objects.
   • • I can describe the rule of a pattern in words.
4. 4Numbers up to 9999Lesson: Numbers up to 9999 · 15 sections · chapter quiz

   A community kitchen plans to feed about one thousand people. How do we write and work with numbers this big?

   • • I can read and write 4-digit numbers in figures and words.
   • • I can use place value: thousands, hundreds, tens and ones.
   • • I can compare, order and round 4-digit numbers.
5. 5Fractions: Parts of a Whole and of a CollectionLesson: Fractions: Parts of a Whole and of a Collection · 15 sections · chapter quiz

   Two sisters share one sheet of drawing paper. One wants a bigger part — is that a fair share? Fractions help us talk about parts exactly!

   • • I can name fractions such as halves, thirds, quarters and eighths.
   • • I can find a fraction of a collection.
   • • I can recognise equal fractions like ½ = 2/4.
6. 6Measuring Length: mm, cm, m and kmLesson: Measuring Length: mm, cm, m and km · 15 sections · chapter quiz

   How tall are you? How far is your school? How thick is a coin? Each needs a different unit of length!

   • • I can choose suitable units for length: mm, cm, m and km.
   • • I can convert between cm and m, and m and km.
   • • I can measure and add lengths.
7. 7Money Sums: Adding, Subtracting and EstimatingLesson: Money Sums: Adding, Subtracting and Estimating · 15 sections · chapter quiz

   A class is planning a school trip. Bus tickets, food and entry fees all cost money. Will ₹2 000 be enough?

   • • I can add and subtract amounts of money up to 4 digits.
   • • I can estimate a total before calculating.
   • • I can plan a budget and find what is left.
8. 8Weight and Capacity: kg, g, L and mLLesson: Weight and Capacity: kg, g, L and mL · 15 sections · chapter quiz

   An elephant, a goat and a hen — who is heaviest? A bucket, a glass and a spoon — which holds most? Let us measure!

   • • I can use grams and kilograms, and convert between them.
   • • I can use millilitres and litres, and convert between them.
   • • I can solve problems involving weight and capacity.
9. 9Multiples, Equal Groups and Times TablesLesson: Multiples, Equal Groups and Times Tables · 15 sections · chapter quiz

   A frog jumps 3 steps at a time and a squirrel 4 steps at a time along a number line. Where will they both land?

   • • I can find multiples of a number by skip-counting.
   • • I can recall times tables up to 10 × 10.
   • • I can find common multiples of two numbers.
10. 10Addition and Subtraction: Strategies and Problem SolvingLesson: Addition and Subtraction: Strategies and Problem Solving · 15 sections · chapter quiz

    Wildlife officers count elephants, tigers and leopards in a forest each year. How do they find the change in numbers?

    • • I can add and subtract 4-digit numbers with regrouping.
    • • I can use estimation and mental strategies.
    • • I can solve two-step word problems and strategy games.
11. 11Symmetry and ReflectionLesson: Symmetry and Reflection · 15 sections · chapter quiz

    Fold a paper with wet paint in the middle and open it — a beautiful butterfly appears! Why do both sides match?

    • • I can find lines of symmetry in shapes, letters and designs.
    • • I can complete a symmetrical picture on a grid.
    • • I can tell which shapes have more than one line of symmetry.
12. 12Time: Clocks, Durations and CalendarsLesson: Time: Clocks, Durations and Calendars · 15 sections · chapter quiz

    Parv was born on 29 February. How often can he celebrate on his real birthday? Let us explore clocks and calendars!

    • • I can read time to the nearest 5 minutes and use a.m. and p.m.
    • • I can find how long an activity lasts.
    • • I can use a calendar, including leap years.
13. 13Multiplication and Division with Larger NumbersLesson: Multiplication and Division with Larger Numbers · 15 sections · chapter quiz

    A transport museum has buses with 42 seats each. If 6 buses are full, how many visitors came? Let us multiply!

    • • I can multiply 2- and 3-digit numbers by a 1-digit number.
    • • I can multiply by 10 and 100.
    • • I can divide by a 1-digit number and explain remainders.
14. 14Data Handling: Tables, Pictographs and Bar GraphsLesson: Data Handling: Tables, Pictographs and Bar Graphs · 15 sections · chapter quiz

    Which subject does your class like most — Languages, Mathematics, Arts or Environment? Let us ask, collect and show the answers!

    • • I can plan a question and collect data from my class.
    • • I can organise data in a table and show it in a pictograph or bar graph.
    • • I can read graphs and answer questions about them.