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Revision: Numbers and Algebra
Cambridge
O-Levels Year-4
Math (
Total Videos: 298
)
Preference
All Chapters
Chapter 1: Linear inequalities in two variables
Chapter 2: Further sets
Chapter 3: Probability of combined events
Chapter 4: Statistical data analysis
Chapter 5: Matrices
Chapter 7: Vectors
Chapter 9: Revision: Numbers and Algebra
Chapter 10: Revision: Geometry and Measurement
Chapter 11: Revision: Probability and statistics
Show Content
Select a chapter above and press 'Show Content'. Click a video topic below to view.
Chapter 9 Revision: Numbers and Algebra (
78 videos
)
  (
Practice Test
)
9.1: Numbers and percentages (
Practice Test
)
Prime Factorization
2835 views
Problem-Prime Factorization
760 views
Product Law of Exponents of Rational Numbers
672 views
Problem-Product Law of Exponents of Rational Numbers
1082 views
Quotient Law of Exponents of Rational Numbers
537 views
Problem-Quotient Law of Exponents of Rational Numbers
856 views
Power Law of Rational Numbers
386 views
Problem-Power Law of Rational Numbers
667 views
Zero and negative indices
1286 views
Problem-Negative Exponent of Rational Numbers
637 views
Demonstration of the concept of power of an integer
360 views
Applications of Laws of Exponents
2191 views
Problem-Applying Laws of Exponents to Evaluate Expressions
412 views
Concept of Percentage
2178 views
Problem-Concept of Percentage
1401 views
Problem on Percentage by Using Unitary Method
1811 views
Problem on Percentage by Using Proportion
458 views
Ordering fractions using percentage
455 views
Solve Real Life Problems Involving Percentages
993 views
Problem-Solve Real Life Problems Involving Percentages
854 views
9.2: Proportion, ratio, rate and speed (
Practice Test
)
Direct Proportion
1222 views
Speed and Average Speed
872 views
Problems Involving Speed and Average Speed
386 views
9.3: Algebraic manipulation and formulae (
Practice Test
)
Simplification of Algebraic Expressions
1639 views
Problem-Simplification of Algebraic Expressions
561 views
Evaluation of Algebraic Expressions
1713 views
Problem-Evaluation of Algebraic Expressions
1411 views
Changing the Subject of a Formula
256 views
Further Examples on Changing the Subject of a Formula
114 views
Finding an Unknown in a Formula
201 views
Number Sequences
1904 views
General Term in a Number Sequence
1826 views
Problem Solving
963 views
9.4: Equations and inequalities (
Practice Test
)
Solution of Linear Equations
1322 views
Problem-Solution of Linear Equations
2802 views
Finding Solution Using Method of Equating the Coefficients
4365 views
Elimination by Substitution Method
4552 views
Finding Solution Using Method of Cross Multiplication
554 views
Solving Simultaneous Linear Equations -p1
829 views
More on Solving Simultaneous Linear Equations -p1
661 views
Solving Simultaneous Linear Equations -p2
286 views
More on Solving Simultaneous Linear Equations -p2
635 views
Introducing Linear Inequality
2079 views
Problem-Introducing Linear Inequality
1547 views
9.5: Functions and graphs (
Practice Test
)
Introduction to Function
33866 views
More on Introduction to Functions
11149 views
Problem1-Introduction to Function
6005 views
Problem2-Introduction to Function
677 views
Problem3-Introduction to Function
6740 views
Problem4-Introduction to Function
4776 views
Types of Relations
700 views
Inverse of a Function
4588 views
More on Inverse of a Function
1843 views
Problem1-Inverse of a Function
465 views
Problem2-Inverse of a Function
1803 views
Domain & Range of Inverse Function
520 views
Graphical Solution of the Equation
796 views
9.6: Graphs in practical situations (
Practice Test
)
Speed-Time Graphs
266 views
Graphs in Practical Situation
265 views
9.7: Sets (
Practice Test
)
Set Definition
66158 views
Problem-Set Definition
3598 views
Set Notation and its Characteristics
14544 views
Problem-Set Notation & its Characteristics
1665 views
Descriptive and Tabular Notation
7613 views
Problem-Presentation of a Set
490 views
Set Builder Notation
10597 views
Problem-Set Builder Notation
1875 views
Introducing Venn Diagram
10489 views
Problem-Introducing Venn Diagram
3237 views
9.8: Matrices (
Practice Test
)
Addition of Matrices
4594 views
Problem-Addition of Matrices
2751 views
Subtraction of Matrices
2574 views
Problem-Subtraction of Matrices
1949 views
Multiplication of Matrix by Real Number
3354 views
Problem-Multiplication of Matrix by Real Number
2039 views
Multiplication of Matrices
5440 views
More on Multiplication of Matrices
572 views
Problem1-Multiplication of Matrices
3003 views
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