List of lessons for Grade 8
THINGS TO REMEMBER > FORMULAS
Download And Print Formulas Of Profit Loss And Discount
Download and print PDF sheets of lists of different prices and discounts formulas. A helpful summary of formulas of profit loss and a handy list for exams.
Table of contents
- Important profit and loss formulas
Desh Bandhu
Jul 07, 2026
ARITHMETIC > PERCENTAGES
Profit, Loss And Discount Percentage With Real Life Example
Learn definitions and how to calculate profit and loss. Understand discount percentages & more about prices with examples and free worksheets to download.
Table of contents
- Cost price
- Selling price
- Overhead charges
- Effective cost price
- Marked price
- Calculate profit
- Calculate loss
- Calculate profit percentage
- Calculate loss percentage
- Calculate discount
- Calculate discount percentage
- Real life examples
Desh Bandhu
Jul 11, 2026
ARITHMETIC > PERCENTAGES
Percentages And Its Conversion To Fractions And Decimals
Learn the definition and how to calculate the percentage of a number. Know the methods to convert percentage to fractions & decimals with solved examples.
Table of contents
- Definition
- Real life example
- Calculate percentage of a number
- What percentage of a number is
- Convert percentage to fraction
- Convert fraction to percentage
- Convert decimals to percentage
- Convert percentage to decimals
Rupinder Kaur
Jul 11, 2026
Decimals Fractions
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Circle's Radius, Diameter, Chord And Tangent
What is a circle? Know about its diameter, arc, secant, sectors and segments. Practice questions on recognizing its parts by solving free worksheets.
Table of contents
- Center and radius
- Diameter
- Chord
- Secant
- Tangent
- Arcs of circle
- Sectors of circle
- Segments of circle
- Semi circle
Rupinder Kaur
Jul 14, 2026
2D Shapes
KNOWLEDGE > GENERAL MATH
The Units Mass, Length, Time And Conversion Tables
Read what are the units of quantities mass, length, time, temperature, and volume? How to measure & convert them into other units using conversion tables.
Table of contents
- Units
- List of more units
- Measure large and small quantities
- Scaling of units
- Conversion table
Rupinder Kaur
Aug 17, 2026
STATISTICS & PROBABILITY > PROBABILITY
Probability Basics With Real Life Examples
Where to observe probability in daily life? Learn terms like outcomes, events and the sample space. Practice formulas to find probability of events.
Table of contents
- Real life example of probability
-
Terms used in probability
- Experiment
- Outcome
- Sample space
- Event
- Mutually exclusive events
- How to calculate probability
Desh Bandhu
Aug 18, 2026
KNOWLEDGE > GENERAL MATH
Units And Measurement of Temperature In Celsius, Fahrenheit And Kelvin
How to measure temperature on thermometers on scales of Celsius, Fahrenheit, & Kelvin? Learn formulas and units conversions. Download free worksheets.
Table of contents
- Measurement of temperature
- Celsius unit of temperature
- Fahrenheit unit of temperature
- Kelvin unit of temperature
- Conversion of celsius into fahrenheit
- Conversion of fahrenheit into celsius
- Conversion of kelvin into celsius
- Conversion of celsius into kelvin
Desh Bandhu
Aug 18, 2026
GEOMETRY > GEOMETRY THEOREMS
Pythagoras Theorem's Statement, History And Real Life Applications
What is the statement of Pythagoras theorem? How is it used to solve the shortest distance & ladder length problems? Know about its history & applications.
Table of contents
- History
- Statement
- Real life applications
- Ladder length problem
- The shortest distance problem
Desh Bandhu
Aug 18, 2026
2D Shapes
ARITHMETIC > ARITHMETIC OPERATIONS
Arithmetic Operations On The Positive And Negative Integers
What are integers and how to represent them on the number line? Learn arithmetic operation, additive inverse & absolute values with examples & worksheets.
Table of contents
- What are integers?
- Representation on number line
- Addition operation
- Subtraction operation
- Multiply operation
- Divide operation
Rupinder Kaur
Aug 18, 2026
Numbers
ARITHMETIC > NUMBER SYSTEM
Decimal Numeral System And Converting Decimals to Fractions
What are the parts and expanded form of decimal numbers? Learn how to read, write decimals and methods to convert to fractions with solved examples.
Table of contents
- Decimal numeral system
- Parts of decimal number
- Place value chart
- How to read decimal number?
- Expanded form
- Convert fractions to decimals
- Convert decimals to fractions
- Convert mixed fractions to decimals
Rupinder Kaur
Aug 18, 2026
Decimals Fractions Numbers
STATISTICS & PROBABILITY > DATA HANDLING
Data Handling, Presentation and Interpretation
Learn basics of data handling. How to present & interpret data on charts. Learn the steps to draw pictographs, bar graphs, pie charts and line graphs.
Table of contents
- Presentation of data
- Pictograph
- Bar graph (Column graph)
- Double bar graph
- Histogram
- Pie Graph or Pie Chart
- Line graph
Rupinder Kaur
Aug 18, 2026
STATISTICS & PROBABILITY > DATA HANDLING
Learn Collection, Organization And Frequency Distribution Of Data
What is data in statistics? Learn the primary and secondary types of data. How is raw data organized? Know the use of tally marks in frequency distribution
Table of contents
- Understand information and data
- Data in statistics
- Collection of data
- Organization of data
- Frequency in statistics
- Tally marks
- Types of frequency distribution
Rupinder Kaur
Aug 18, 2026
ALGEBRA > EXPONENTS
Laws of Exponents And The Rule To Write The Standard Index Form
What are the common rules of exponents? Learn & practice how to convert short & long numbers to the scientific notations using examples & free worksheets.
Table of contents
- Exponents
-
Laws of exponents
- When same bases are multiplied
- When same bases are divided
- When exponent is 0
- Power of a power
- Product of bases with same exponents
- Division of bases with same exponents
- What is the standard index form?
-
How to write standard index form?
- If number less than 1
- If number lies from 1 to 10
- If number greater than 10
Rupinder Kaur
Aug 18, 2026
ALGEBRA > EQUATIONS
Linear Equation And The Three Methods To Find The Root
What is a linear equation and how to simplify? Learn and practice the trial, systematic, and transportation methods with examples and free worksheets.
Table of contents
- Equation
- Linear equation
-
Methods to solve linear equation
- Trail and error method
- Systematic method
- Transposition method
Rupinder Kaur
Aug 18, 2026
ARITHMETIC > INTEREST
Simple And Compound Interest With Real Life Examples
What are the differences between simple and compound interest? Learn how to calculate the amount and rate of interest on the principal with examples.
Table of contents
- Real life examples of interest
- Principal
- Interest
- Amount
- Simple interest
- Compound interest
- Compound and simple interest difference
Rupinder Kaur
Aug 18, 2026
ALGEBRA > ALGEBRAIC EXPRESSIONS
Coefficients And Terms of Algebraic Expressions With Basic Operations
What are constants, variables, and coefficients in an algebraic expression? How to simplify an algebraic expression with like and unlike terms?
Table of contents
- Variables in expressions
- Constant in expressions
- What are algebraic expressions?
- Parts of an algebraic expression
- Which are four operations on algebraic expression?
Rupinder Kaur
Aug 18, 2026
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Area And Perimeter Of Parallelogram, Rectangle, Rhombus And Trapezium
Learn formulas and calculations of area and perimeter of quadrilaterals like parallelogram, rectangle, square, rhombus and trapezium.
Table of contents
- Perimeter of quadrilateral
- Area of quadrilateral
- Perimeter of parallelogram
- Area of parallelogram
- Perimeter of rectangle
- Area of rectangle
- Perimeter of square
- Area of square
- Perimeter of rhombus
- Area of rhombus
- Area and perimeter of rhombus with diagonals
- Perimeter of trapezium
- Area of trapezium
Rupinder Kaur
Aug 18, 2026
2D Shapes Area Perimeter
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Circle's Circumference And Area Of Sectors And Segments
Learn how to calculate the area & circumference of a circle. Refer the list of formulas to find areas of the sector, segment, semicircle & length of arc.
Table of contents
- Circle
- Semi circle
- Area of minor sector
- Area of major sector
- Area of minor segment
- Area of major segment
- Length of arc
- Formulas list of areas & perimeters
Rupinder Kaur
Aug 18, 2026
2D Shapes Area Perimeter
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Angles Made On Parallel Lines By Intersecting Line
Which angles are created by a transversal on parallel lines? Learn when alternate and corresponding angles are equal. Solve questions of missing angles.
Table of contents
- Exterior angles
- Interior angles
- Transversal crosses parallel lines
- Alternate angles
- Corresponding angles
- Vertically opposite angles
Rupinder Kaur
Aug 18, 2026
Angles Lines
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Quadrilateral's Sides, Diagonals And Its Types
Learn the definitions of different types of quadrilateral like a parallelogram, rectangle, rhombus, & more. What are their diagonals and adjacent sides?
Table of contents
-
Quadrilateral
- Adjacent sides
- Opposite sides
- Diagonals
-
Types of quadrilateral
- Parallelogram
- Rectangle
- Square
- Rhombus
- Trapezium
- Shape of isosceles Trapezium
- Shape of kite
Rupinder Kaur
Aug 18, 2026
2D Shapes
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Polygon's Types And Classification Based On Sides
Start learning with vertices, angles & sides of polygon. Know the types like convex, concave, pentagon, hexagon etc. Practice problems to find the angles.
Table of contents
- Curve
-
Polygon
- Adjacent sides
- Adjacent vertices
- Diagonals
-
Types of polygon
- Convex polygon
- Concave polygon
- Regular polygon
- Irregular polygon
- Simple polygon
- Types based on number of sides
Rupinder Kaur
Aug 18, 2026
2D Shapes
THINGS TO REMEMBER > FORMULAS
Download And Print List Of Algebraic Identities
Download a list of important algebraic identities in Algebra. Print PDF sheets of helpful identities and ready to remember lists for exams.
Table of contents
- Important Algebraic Identities
Desh Bandhu
Aug 18, 2026
THINGS TO REMEMBER > FORMULAS
Download And Print List Of Surface Area And Volume Formulas
Download formulas of surface areas and volumes of 3-dimensional shapes of geometry. Print PDF sheets of helpful and ready to remember list for exams.
Table of contents
- Important surface area formulas
- Important total surface area formulae
- Important volume formulas
Rupinder Kaur
Aug 18, 2026
Area Perimeter
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Triangle And Its Types Based On Size Of Sides And Angles
Start with learning the sides, vertex, and angles of a triangle. Know the different types based on the length of its sides and size of angles.
Table of contents
- Definition
- Number of sides
- Vertices
- Angles
- Types based on sides length
- Types based on size of angles
Rupinder Kaur
Aug 18, 2026
2D Shapes Angles
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Cartesian Coordinate System And Quadrants
How are x and y axes scaled in the Cartesian coordinate system with sign conventions? Learn how to locate the coordinates of a point in quadrants.
Table of contents
- x and y coordinate axes
- Positive and negative directions of axes
- How to scale x and y axes?
- What are the four quadrants?
- Locate coordinates of a point
- Sign conventions used in quadrants
Rupinder Kaur
Aug 18, 2026
Coordinate Geometry Lines
ARITHMETIC > NUMBER SYSTEM
Types of Numbers Used in Math With Examples
Get the list of types of numbers in arithmetic with their definitions and simple examples to understand. Practice & solve questions using free worksheets.
Table of contents
- Natural number
- Whole number
- Integers
- Rational numbers
- Irrational numbers
- Real number
- Imaginary number
- Complex number
- More types of numbers
- Additive inverse of a number
Rupinder Kaur
Aug 18, 2026
Numbers Rounding off
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