Integers (Directed Numbers) |
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Introduction |
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00:02:00 |
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Number system |
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00:09:00 |
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Integers and ordering of integers |
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00:07:00 |
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Addition and Subtractions of Integers |
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00:10:00 |
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Operations on Integers |
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00:06:00 |
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Multiplication and Division of Integers |
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00:06:00 |
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Powers of Integers (Exponents) |
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00:04:00 |
Factors and Multiples |
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Complete knowledge about factors and multiples |
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00:07:00 |
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Divisibility tests for 2,3,4,5,6 |
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00:07:00 |
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Divisibility rules 7,8,9,10,11 |
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00:11:00 |
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Prime Factorization |
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00:13:00 |
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Highest common factor HCF |
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00:13:00 |
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Word problems based on HCF |
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00:12:00 |
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Least common multiple LCM |
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00:16:00 |
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Relation between lcm and HCF |
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00:04:00 |
Fractions |
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Classification of Fractions |
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00:04:00 |
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Convert mixed to improper and improper to mixed fractions |
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00:03:00 |
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Equivalent Fractions |
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00:04:00 |
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Comparing Fractions after converting to like fractions |
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00:09:00 |
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Reducing a fraction to lowest term |
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00:04:00 |
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Addition and subtraction OF fractions |
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00:08:00 |
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Multiplication and division of fractions |
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00:11:00 |
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Word problems on fractions |
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00:16:00 |
Simplification Rule : BODMAS |
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Bodmas and rules to remove brackets |
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00:03:00 |
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Simplify expressions using BODMAS rules |
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00:05:00 |
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Simplify expressions involving fractions using BODMAS |
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00:07:00 |
Decimal numbers |
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Decimal numbers in relation to fractions |
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00:08:00 |
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Like and unlike Decimals |
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00:05:00 |
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Ordering of Decimal numbers |
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00:10:00 |
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Addition and subtraction of Decimal |
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00:07:00 |
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Multiplication of Decimal |
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00:03:00 |
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Division of Decimal |
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00:08:00 |
Rational Numbers |
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Rational number |
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00:02:00 |
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Representation of Rational Numbers on Number line |
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00:05:00 |
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Determining which fraction is terminating or non-terminating |
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00:07:00 |
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Shortcut method of writing decimal expansion of fraction to decimal |
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00:08:00 |
Approximation |
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Rounding to whole number |
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00:06:00 |
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Rounding to required number of decimals (1 d.p.) |
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00:05:00 |
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Rounding to significant digits |
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00:07:00 |
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Practice question on three methods of approximation |
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00:05:00 |
Estimation and Scientific Notation or Standard form |
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Estimation |
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00:05:00 |
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Scientific Notation |
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00:07:00 |
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Operation on numbers when they are in scientific notation |
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00:06:00 |
Percentage |
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Percentage to fraction and fraction to percentage |
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00:06:00 |
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Percentage of a quantity and conversation to decimal |
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00:06:00 |
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Expressing one quantity as percentage of another quantity |
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00:06:00 |
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Finding increase decrease percent |
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00:05:00 |
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Uses of Percentages-Word Problems |
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00:09:00 |
Ratio and Proportion |
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Ratio- How to express as simple ratio |
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00:09:00 |
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How to compare Ratios |
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00:04:00 |
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Word problems on finding ratios |
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00:07:00 |
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To divide a given quantity into a given Ratio |
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00:11:00 |
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Proportion |
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00:04:00 |
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Practice problems on Proportion |
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00:06:00 |
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Continued proportion |
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00:06:00 |
Unitary Method and its Applications |
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Direct Variation (or proportion) |
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00:04:00 |
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Problems based on Direct proportion |
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00:10:00 |
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Inverse Variation (or proportion) |
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00:10:00 |
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Multiple Ratios |
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00:10:00 |
Profit , Loss, discount and Tax |
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Basics – Profit and Loss |
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00:04:00 |
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More practice problems on Profit _ Loss |
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00:06:00 |
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Selling price formula and Problems |
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00:04:00 |
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Cost price formula and Problems |
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00:03:00 |
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Higher problems on Profit and Loss |
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00:08:00 |
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Basics – Discount |
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00:05:00 |
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Practice problems on Discount |
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00:04:00 |
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Tax |
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00:06:00 |