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Grade 3
Time
Clock
Measuring Time
Grade 3
1.
Numbers (4-Digit)
1.1.
Representation of Numbers
1.1.1.
Numerals and Number Names
1.1.1.1.
Write Numerals for Number Names
1.1.1.2.
Write Number Names for Numerals
1.1.2.
Numbers on Abacus
1.2.
Place Values and Face Values
1.2.1.
Face Values
1.2.2.
Place Values
1.2.3.
Face Value and Place Value
1.3.
Numbers in Expanded Form
1.3.1.
Convert Numbers to Expanded Form
1.3.2.
Convert Numbers from Expanded Form
1.4.
Successor and Predecessor
1.4.1.
Successor of a Number
1.4.2.
Predecessor of a Number
1.5.
Compare and Order Numbers
1.5.1.
Compare Numbers
1.5.1.1.
Compare Numbers with Same Number of Digits
1.5.1.2.
Compare Numbers with Different Number of Digits
1.5.2.
Order Numbers
1.5.2.1.
Order Numbers with Same Number of Digits
1.5.2.2.
Order Numbers with Different Number of Digits
1.6.
Forming Numbers
2.
Roman Numerals
2.1.
Introduction to Roman Numerals
2.2.
Write Roman Numerals for Natural Numbers
2.3.
Write Natural Numbers for Roman Numerals
2.4.
Meaningless Roman Numerals
2.5.
Compare Roman Numerals
2.6.
Operations on Roman Numerals
3.
Addition
3.1.
Addendum and Sum
3.2.
Add Four-Digit Numbers
3.2.1.
Add Four-Digit Numbers (Without Carrying)
3.2.1.1.
Add Two Four-Digit Numbers (Without Carrying)
3.2.1.2.
Add Many Four-Digit Numbers (Without Carrying)
3.2.1.3.
Find the Missing Digits in Column-Wise Addition up to 4 Digits (Without Carrying)
3.2.2.
Add Four-Digit Numbers (With Carrying)
3.2.2.1.
Add Two Four-Digit Numbers (With Carrying)
3.2.2.2.
Add Many Four-Digit Numbers (With Carrying)
3.2.2.3.
Find the Missing Digits in Column-Wise Addition up to 4 Digits (With Carrying)
3.3.
Addition - Properties and Facts
3.3.1.
Order/Commutative Property of Addition
3.3.2.
Grouping/Associative Property of Addition
3.3.3.
Addition Property of Zero
3.4.
Word Problems on Addition
4.
Subtraction
4.1.
Minuend, Subtrahend and Difference
4.2.
Subtract Four-Digit Numbers
4.2.1.
Subtract Four-Digit Numbers (Without Borrowing)
4.2.2.
Find Missing Digits in Column-Wise Subtraction of Two Numbers (Without Borrowing)
4.2.3.
Subtract Four-Digit Numbers (With Borrowing)
4.2.4.
Find Missing Digits in Column-Wise Subtraction of Two Numbers (With Borrowing)
4.3.
Subtraction - Properties and Facts
4.3.1.
Subtraction Property of Zero
4.3.2.
Subtraction of Property of One
4.3.3.
Subtraction by Itself
4.4.
Word Problems on Subtraction
5.
Multiplication
5.1.
Multiplication as Equal Grouping
5.2.
Multiplication as Repeated Addition
5.3.
Multiplication Tables
5.3.1.
Multiplication Tables from 2 to 10
5.3.2.
Multiplication Tables from 11 to 20
5.4.
Multiplicand, Multiplier and Product
5.5.
Multiplication: 2-Digit by 1-Digit
5.5.1.
Multiplication: 2-Digit by 1-Digit (Without Carrying)
5.5.2.
Multiplication: 2-Digit by 1-Digit (With Carrying)
5.6.
Multiplication: 2-Digit by 2-Digit
5.6.1.
Multiplication: 2-Digit by 2-Digit (Without Carrying)
5.6.2.
Multiplication: 2-Digit by 2-Digit (With Carrying)
5.7.
Multiplication: 3-Digit by 1-Digit
5.7.1.
Multiplication: 3-Digit by 1-Digit (Without Carrying)
5.7.2.
Multiplication: 3-Digit by 1-Digit (With Carrying)
5.8.
Multiplication: 3-Digit by 2-Digit
5.8.1.
Multiplication: 3-Digit by 2-Digit (Without Carrying)
5.8.2.
Multiplication: 3-Digit by 2-Digit (With Carrying)
5.9.
Multiplication by Multiples of 10
5.9.1.
Multiplication by 10,100, and 1000
5.9.2.
Multiplication by 20,30,40....90
5.9.3.
Multiplication by 200,300,400....900
5.9.4.
Mixed Problems on Multiplication by Multiples of 10
5.10.
Multiplication - Properties and Facts
5.10.1.
Order Property of Multiplication
5.10.2.
Grouping/Associative Property of Multiplication
5.10.3.
Multiplicative Property of One
5.10.4.
Multiplicative Property of Zero
5.10.5.
Distributive Property of Multiplication over Addition
5.10.6.
Identify the Property of Multiplication
5.11.
Word Problems on Multiplication
5.11.1.
Word Problems on Multiplication Involving 1-Digit Numbers
5.11.2.
Word Problems on Multiplication Involving 2-Digit Numbers
6.
Division
6.1.
Division as Equal Sharing
6.2.
Division as Forming Groups
6.3.
Division as Repeated Subtraction
6.4.
Division on the Number Line
6.5.
Division as Inverse of Multiplication
6.6.
Divisor, Quotient, Dividend, and Remainder
6.7.
Division - Properties and Facts
6.7.1.
Division by One
6.7.2.
Division by the Number Itself
6.7.3.
Division by Zero
6.7.4.
Dividing Zero by a Number
6.8.
Divide a 1-Digit Number by a 1-Digit Number
6.9.
Long Division Method
6.9.1.
Divide Without Remainder
6.9.1.1.
Divide a 2-Digit Number by a 1-Digit Number (Without Remainder)
6.9.1.2.
Divide a 3-Digit Number by a 1-Digit Number (Without Remainder)
6.9.1.3.
Divide a 4-Digit Number by a 1-Digit Number (Without Remainder)
6.9.2.
Divide with Remainder
6.9.2.1.
Divide a 2-Digit Number by a 1-Digit Number (With Remainder)
6.9.2.2.
Divide a 3-Digit Number by a 1-Digit Number (With Remainder)
6.9.2.3.
Divide a 4-Digit Number by a 1-Digit Number (With Remainder)
6.10.
Division by 10
6.11.
Word Problems - Division as Inverse of Multiplication
6.12.
Word Problems on Division (Without Remainder)
6.12.1.
Word Problems - Divide 2-Digit Number by 1-Digit Number
6.12.2.
Word Problems - Divide 3-Digit Number by 1-Digit Number
6.13.
Word Problems on Division (With Remainder)
7.
Fractions
7.1.
Fraction as a Part of a Whole
7.2.
Fractional Numbers and Fractions
7.3.
Numerator and Denominator of a Fraction
7.4.
Fractional Part of a Collection
7.5.
Word Problems on Fractions
8.
Measurement
8.1.
Measurement of Length
8.1.1.
Metric Units of Length
8.1.2.
Measure Using a Ruler
8.1.3.
Conversion of Metric Units of Length
8.1.3.1.
Convert Lengths into Centimeters
8.1.3.2.
Convert Lengths into 'Meters and Centimeters'
8.1.3.3.
Convert Lengths into Meters
8.1.3.4.
Convert Lengths into 'Kilometers and Meters'
8.1.4.
Addition and Subtraction of Lengths
8.1.4.1.
Addition of Lengths
8.1.4.1.1.
Addition of Lengths in Meters or Centimeters
8.1.4.1.2.
Addition of Lengths in Meters and Centimeters
8.1.4.1.3.
Addition of Lengths in Kilometers and Meters
8.1.4.2.
Subtraction of Lengths
8.1.4.2.1.
Subtraction of Lengths in Meters or Centimeters
8.1.4.2.2.
Subtraction of Lengths in Meters and Centimeters
8.1.4.2.3.
Subtraction of Lengths in Kilometers and Meters
8.1.5.
Word Problems on Lengths
8.1.5.1.
Word Problems on Addition of Lengths
8.1.5.2.
Word Problems on Subtraction of Lengths
8.2.
Measurement of Weight
8.2.1.
Metric Units of Weight
8.2.2.
Measure Using a Weighing Balance
8.2.3.
Conversion of Metric Units of Weight
8.2.3.1.
Convert Weights into Grams
8.2.3.2.
Convert Weights into 'Kilograms and Grams'
8.2.3.3.
Convert Weights into Kilograms
8.2.4.
Addition and Subtraction of Weights
8.2.4.1.
Addition of Weights
8.2.4.1.1.
Addition of Weight in Kilogram or Gram
8.2.4.1.2.
Addition of Weight in Kilogram and Gram
8.2.4.1.3.
Addition of Weights in Grams and Milligrams
8.2.4.2.
Subtraction of Weight
8.2.4.2.1.
Subtraction of Weight in Kilogram or Gram
8.2.4.2.2.
Subtraction of Weight in Kilogram and Gram
8.2.4.2.3.
Subtraction of Weights in Grams and Milligrams
8.2.5.
Word Problems on Weights
8.2.5.1.
Word Problems on Addition of Weights
8.2.5.2.
Word Problems on Subtraction of Weights
8.3.
Measurement of Capacity
8.3.1.
Metric Units of Capacity
8.3.2.
Measure Using a Vessel
8.3.3.
Conversion of Metric Units of Capacity
8.3.3.1.
Convert Weights into Milliliters
8.3.3.2.
Convert Weights into 'Liters and Milliliters'
8.3.3.3.
Convert Weights into Liters
8.3.4.
Addition and Subtraction of Capacities
8.3.4.1.
Addition of Capacity
8.3.4.1.1.
Addition of Capacity in Liter or Milliliters
8.3.4.1.2.
Addition of Capacity in Liter and Milliliters
8.3.4.2.
Subtraction of Capacity
8.3.4.2.1.
Subtraction of Capacity in Liter or Milliliters
8.3.4.2.2.
Subtraction of Capacity in Liter and Milliliters
8.3.5.
Word Problems on Capacities
8.3.5.1.
Word Problems on Addition of Capacities
8.3.5.2.
Word Problems on Subtraction of Capacities
9.
Time
9.1.
Clock
9.1.1.
Basic Facts About Clocks and Time
9.1.2.
Measuring Time
9.1.2.1.
Reading Time on the Clock (Minute Hand is at 12)
9.1.2.2.
Reading Time on the Clock (Minute Hand is at 3, 6, or 9)
9.1.2.3.
Reading Time on the Clock (Minute hand is at any number)
9.1.2.4.
Word Problems on Reading Time
9.2.
Calendar
9.2.1.
Days of the Week
9.2.2.
Months of the Year
9.2.3.
Ordinary, Leap, and Century Years
9.2.4.
Decade and Century
9.2.5.
Word Problems on Calendar
10.
Geometry
10.1.
Point, Line Segment, Line and Ray
10.1.1.
Introduction to Point, Line Segment, Line and Ray
10.1.2.
Identify and Count the Number of Line Segments
10.1.3.
Types of Lines
10.1.3.1.
Straight and Curved Lines
10.1.3.2.
Horizontal, Vertical, Curved, and Slant Lines
10.1.4.
Using a Ruler
10.2.
Plane Shapes (2-D shapes)
10.2.1.
Introduction to Plane Shapes (Rectangle, square, circle, and triangle)
10.2.2.
Count the Vertices and Sides of a Plane Shape
10.2.3.
Compare Vertices and Sides of Different Plane Shapes
10.2.4.
Counting the Number of Triangles and Rectangles in a Given Figure
10.3.
Solid Shapes (3-D Shapes)
10.3.1.
Identify Different Solid Shapes (Cuboid, Cube, Cone, Cylinder, and Sphere)
10.3.2.
Solid Shapes Around Us
10.3.3.
Vertices, Edges and Faces of Solid Objects
10.3.4.
Differentiate Between 2-D and 3-D Shapes
10.4.
Tiling Geometrical Shapes
11.
Symmetry
12.
Data Handling
12.1.
Data
12.1.1.
Basic Definition of Data
12.2.
Pictographs
12.2.1.
Basic Definition of Pictographs
12.2.2.
Represent Data as Pictographs
12.2.3.
Interpreting Pictographs
Grade 3 Sri Lanka School Math
Measuring Time
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