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Chapter - 1 :- Integers
1.1 Integers part 1 (Introduction)
1.2 Recall
1.3.1 Closure under addition
1.3.2 Closure under subtraction
1.3.3 Commutative property
1.3.4 Associative property
1.3.5 Additive identity
1.4 Multiplication of integers
1.4.1 Multiplication of a positive and a negative integers
1.4.2. Multiplication if two negative integers
1.4.3 Product of three or more negative integers
Class 7 || Ch. 1 Integers || Closure Property
1.5.2 Commutative of multiplication
1.5 .3 Multiplication by zero
1.5.4 Multiplication identity
1.5.5 Associativity for multiplication
1.5.6 Distributive property
1.5.7 Making multiplication easier
1.6 Division of integers
1.7 Properties of division of integers
Chapter - 2 :- Fraction and decimals
2.1 Fractions & Decimals - - Introduction -
2.2 How will have you learnt about fractions
2.3 Multiplication of fractions
2.3.1 Multiplication of a fraction by a whole number
2.3.2 Multiplication of a fraction by a fraction
2.4 Division of fractions
2.4.1 Division of a whole number by a fraction
2.4.2 Division of a fraction whole number
2.4.3 Division of a fraction by another fraction
2.5 How will have you learnt about decimal numbers
2.6 Multiplication of decimal number by 10 , 100 and 1000
2.7 Division of decimal numbers
2.7.1 Division by 10 , 100 , and 1000
2.7.2 Division of a decimal number by a whole number
2.7.3 Division of a decimal number by another decimal number
Chapter - 3 :- Data handling
3.1Data handling
3.2 Collecting of data
3.3 Organisation of data
3.4 Representative values
3.5 Arithmetic mean
3.5.1 Range
3.6 Mode
3.6.1 Mode of large data
3.7 Median
3.8 Use of bar graphs with a different purpose
3.8.1 Choosing a scale
3.9 Chance and probability
3.9.1 Chance
Chapter - 4 :- Simple equations
Introduction
4.1 A mind - reading game
4.2 Setting up of equation
4.3 Review of what we know
4.4 what equation is
4.4.1 Solving an equation
https://youtu.be/lrz2Vf3u7PI
4.6 From solution to equation
4.7 Application of simple equations to practical situations
Chapter - 5 :- Lines and angles
5.1 Introduction
5.2.1 Complementary angles
5.2.2 Supplementary angles
5.2.3 Adjacent angles
5.2.4 Linear pair
5.2.5 Vertically opposite angles
5.3 Pairs of lines
5.3.1 Intersecting lines
5.3.2 Transversal
5.3.3 Angles made by a transversal
5.3.4 Transversal of parallel lines
5.4 Checking for parallel lines
Chapter - 6 :- The triangle and its properties
6.1 Introduction
6.2 Medians of a triangle
6.3 Altitudes of a triangle
6.4 Exterior angle of a triangle and its property
6.5 Angle sum property of a triangle
6.6 Two special triangles : equilateral and isosceles
6.7 Sum of the lengths of two sides of a triangle
6.8 Right - angled triangles and Pythagoras property
Chapter - 7 :- Congruence of triangles
7.1 Congruence of triangles
7.2 Congruence of plane figures
7.3 Congruence among line segment
7.4 Congruence of angles
7.5 Congruence of triangles
7.6 Criteria for congruence of triangles
7.7 Congruence among right angled triangles
Chapter - 8 :- Comparing quantities
8.1 Introduction
8.2 Equivalent ratios
8.3 Percentage - another way of comparing quantities
8.3.1 Meaning of percentage
8.3.2 Converting fractional numbers to percentage
8.3.3 Converting decimals to percentage
8.3.4 Converting percentages to fractions or decimals
8.3.5 Fun with estimatios
8.4.1 Interpreting percentages
8.4.2 Converting percentages to "How many "
Ratios and Percentage - Comparing Quantities | Class 8 Maths
8.4.4 Increate or decreate as percent
8.5 Prices related to an item or buying and selling
8.5.1 Profit or loss as a percentage
8.6 Charge given on Borrowed money or simple interest
8.6.1 Interest for multiple years
Chapter - 9 :- Rational numbers
9.1 Introduction
9.2 Need for rational numbers
9.3 What are rational numbers
9.4 Positive and negative rational numbers
9.5 Rational numbers on a number line
9.6 Rational numbers in standard form
9.7 Comparison of rational numbers
9.8 Rational numbers b/w two - rational numbers
9.9 Operation on rational numbers
9.9.1 Addition
9.9.2 Subtraction
9.9.3 Multiplication
9.9.4 Division
Chapter - 10 :- Practical geometry
10.1 Introduction
10.2 Construction of a line parallel to a given line, through a point not on the line
10.3 Construction of triangle
10.4 Constructing a triangle when the length of its three sides are known (SSS criterion)
10.5 Constructing a triangle when the measures of two sides and the measure of the angle b/w them are known, (SAS criterion)
10.6 Constructing a triangle when the measures of two of its angles and the length of the side included b/w them is given, (ASA criterion)
10.7 Constructing a right - angled - triangle when the length of one leg and its hypotenuse are given ( RHS criterion)
Chapter - 11 :- Perimeter and area
11.1 Perimeter and Area
11.2 Sequences and rectangles
11.2.1 Triangles as parts of rectangles
11.2.2 Generalising for other congruent parts of rectangles
11.3 Area of parallelogram
11.4 Area of a triangle
11.5 Circles
11.5.1 Circumference of a circle
11.5.2 Area of circle
11.6 Conversion of units
11.7 Applications
Chapter - 12 :- Algebraic expressions
12.1 Introduction Algebraic expressions
12.2 How are expressions formed
12.3 Terms of an expression
12.4 Like and unlike terms
12.5 Monomials, Bionomials, Trinomials and polynomials
12.6 Addition and subtraction of algebraic expressions
12.7 Finding the value of an expression
12.8 Using algebraic expression formula and rules
Chapter - 13 :- Exponents and powers
13.1 Exponents and powers
13.2 Exponents
13.3.1 Multiplying powers with the same base
13.3.2 Dividing powers with the same base
13.3.3 Taking power of a power
13.3.4 Multiplying power with the same exponents
13.3.5 Dividing powers with the same exponents
13.4 Miscellaneous examples using the law of exponents
13.5 Decimal number system
13.6 Expressing large number in the standard form
Chapter -14 :- Symmetry
14.1 Symmetry
14.2 Lines of symmetry for regular polygons
14.3 Rotational symmetry
14.4 Line symmetry and rotational symmetry
Chapter - 15 :- Visualising solid shapes
15.1 Introduction : plane figures and solid shapes
15.2 Faces, Edges, and vertices
15.3 Nets for building 3 - D shapes
15.4 Drawing solding on a flat surface
15.4.1 Oblique sketches
15.4.2 Isometric sketches
15.4.3 Visualising solid objects
15.5 Viewing different sections of a solid
15.5.1 One way to view on object on by cutting or slicing
15.5.2 Another way is by shadow play
15.5.3 A third way is by looking at it from certain angles to get different views