Mental Math - Best Techniques To Speed Up Your Mathematics |
Introduction |
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Lecture 1 Intro video |
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00:02:00 |
Section 2 |
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Lecture 2 Multiplying any digit number by 11, 22, and 33 |
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00:09:00 |
Section 3 |
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Lecture 3 Finding remainder when a number of any digits is divided by 9 |
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00:04:00 |
Section 4 |
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Lecture 4 Multiplying any digit number by series of 9; 99; 999; 99999 Part 1 |
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00:08:00 |
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Lecture 5 Multiplying any digit number by series of 9; 99 ; 999 ; 99999 Part 2 |
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00:07:00 |
Section 5 |
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Lecture 6 Product of two numbers below the base number 100; 1000 etc |
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00:07:00 |
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Lecture 7 Multiplication of Numbers above the base 1000; 10000; 100000 etc |
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00:08:00 |
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Lecture 8 Multiplication of numbers one above the base and second less than the base |
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00:06:00 |
Section 6 |
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Lecture 9 multiplying any two digit numbers using Vertically and Crosswise |
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00:04:00 |
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Lecture 10 Multiplying three digit numbers using Vertically and Crosswise |
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00:05:00 |
Section 7 |
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Lecture 11 Multiplying any digit number by 5, 25, and 125 faster than calculator |
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00:07:00 |
Section 8 |
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Lecture 12 Squaring numbers that end in 5 using Vedic Math |
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00:04:00 |
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Lecture 13 Squaring two digit numbers mentally Using Vedic Math technique |
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00:06:00 |
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Lecture 14 Squaring three digit numbers mentally Using Vedic Math technique |
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00:05:00 |
Section 9 |
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Lecture 15 Finding cube of any two digit number faster than calculator |
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00:10:00 |
Section 10 |
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Lecture 16 Approximate value of square root of numbers which are not perfect squares |
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00:09:00 |
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Lecture 17 Approximate value of cube root of numbers which are not perfect cubes |
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00:05:00 |
Section 11 |
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Lecture 18 Short tricks to count Number of Squares in given figure |
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00:05:00 |
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Lecture 19 Short tricks to count Number of Rectangles in given figure |
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00:03:00 |
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Lecture 20 Short tricks to count Number of triangles in given figure |
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00:04:00 |
Section 12 |
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Lecture 21 Finding Day of the week when any date is given in 2 Seconds mentally |
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00:12:00 |
Simplify calculations super fast |
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Lecture 22 Digital sum of a number |
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00:04:00 |
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Lecture 23 Digital sum- Addition and Subtraction |
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00:10:00 |
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Lecture 24 Digital sums- Multiplication |
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00:07:00 |
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Lecture 25 Digital sum- divisions |
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00:08:00 |
Simplification short cuts for complicated fractions and square root problems |
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Lecture 26 Simplification short tricks for complicated fractions |
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00:10:00 |
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Lecture 27 Simplification short tricks for fractions series part 1 |
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00:07:00 |
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Lecture 28 Simplification short tricks for fractions series part 2 |
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00:05:00 |
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Lecture 29 Simplification short tricks for complicated square root problems |
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00:09:00 |
Perfect Your Math Fundamentals (Pre-Algebra) |
Integers ( Directed Numbers) |
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Lecture 1 Introduction |
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00:02:00 |
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Lecture 2 Multiplying any digit number by 11, 22, and 33 |
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00:09:00 |
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Lecture 3 Integers and ordering of integers |
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00:06:00 |
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Lecture 4 Addition and Subtractions of Integers |
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00:07:00 |
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Lecture 5 Operations on Integers |
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00:04:00 |
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Lecture 6 Multiplication and Division of Integers |
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00:04:00 |
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Lecture 7 Powers of Integers (Exponents) |
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00:04:00 |
Factors and Multiples |
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Lecture 8 Complete knowledge about factors and multiples |
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00:06:00 |
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Lecture 9 Divisibility tests for 2,3,4,5,6 |
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00:07:00 |
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Lecture 10 Divisibility rules 7,8,9,10,11 |
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00:06:00 |
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Lecture 11 Prime Factorization |
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00:06:00 |
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Lecture 12 Highest Common Factor HCF |
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00:10:00 |
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Lecture 13 Least Common Multiple LCM |
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00:16:00 |
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Lecture 14 Relation between LCM and HCF |
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00:04:00 |
Fractions |
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Lecture 15 Classification of Fractions |
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00:04:00 |
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Lecture 16 Convert mixed to improper and improper to mixed fractions |
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00:03:00 |
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Lecture 17 Equivalent Fractions |
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00:04:00 |
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Lecture 18 Comparing Fractions after converting to like fractions |
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00:09:00 |
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Lecture 19 Reducing a fraction to lowest term |
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00:04:00 |
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Lecture 20 Addition and subtraction OF fractions |
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00:08:00 |
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Lecture 21 Multiplication and division of fractions |
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00:11:00 |
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Lecture 22 Word problems on fractions |
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00:16:00 |
Simplification Rule : BODMAS |
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Lecture 23 BODMAS and rules to remove brackets |
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00:03:00 |
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Lecture 24 Simplify expressions using BODMAS rules |
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00:05:00 |
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Lecture 25 Simplify expressions involving fractions using BODMAS |
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00:07:00 |
Decimal numbers |
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Lecture 26 Decimal numbers in relation to fractions |
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00:08:00 |
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Lecture 27 Like and unlike Decimals |
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00:05:00 |
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Lecture 28 Ordering of Decimal numbers |
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00:10:00 |
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Lecture 29 Addition and subtraction of Decimal |
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00:07:00 |
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Lecture 30 Multiplication of Decimal |
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00:03:00 |
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Lecture 31 Division of Decimal |
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00:05:00 |
Rational Numbers |
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Lecture 32 Rational number |
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00:02:00 |
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Lecture 33 Representation of Rational Numbers on Number line |
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00:04:00 |
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Lecture 34 Determining which fraction is terminating or non terminating |
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00:05:00 |
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Lecture 35 shortcut method of writing decimal expansion of fraction to decimal |
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00:08:00 |
Approximation |
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Lecture 36 Rounding to whole number |
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00:06:00 |
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Lecture 37 Rounding to required number of decimals (1 d.p. ) |
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00:05:00 |
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Lecture 38 rounding to significant digits |
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00:07:00 |
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Lecture 39 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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Lecture 40 Estimation |
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00:05:00 |
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Lecture 41 Scientific Notation |
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00:07:00 |
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Lecture 42 Operation on numbers when they are in scientific notation |
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00:06:00 |
Percentage |
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Lecture 43 Percentage to fraction and fraction to percentage |
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00:06:00 |
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Lecture 44 Percentage of a quantity and conversation to decimal |
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00:06:00 |
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Lecture 45 Expressing one quantity as percentage of another quantity |
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00:06:00 |
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Lecture 46 Finding increase decrease percent |
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00:05:00 |
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Lecture 47 Uses of percentages-Word Problems |
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00:09:00 |
Ratio and Proportion |
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Lecture 48 Ratio- How to express as simple ratio |
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00:09:00 |
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Lecture 49 How to compare Ratios |
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00:04:00 |
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Lecture 50 Word problems on finding ratios |
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00:07:00 |
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Lecture 51 To divide a given quantity into a given Ratio |
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00:11:00 |
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Lecture 52 Proportion |
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00:04:00 |
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Lecture 53 Practice problems on Proportion |
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00:06:00 |
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Lecture 54 Continued proportion |
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00:06:00 |
Unitary Method and its Applications |
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Lecture 55 Direct Variation ( or proportion) |
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00:04:00 |
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Lecture 56 Problems based on Direct proportion |
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00:10:00 |
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Lecture 57 Inverse Variation ( or proportion) |
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00:10:00 |
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Lecture 58 Multiple Ratios |
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00:10:00 |
Profit , Loss, discount and Tax |
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Lecture 59 Basics – Profit and Loss |
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00:04:00 |
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Lecture 60 More practice problems on Profit & Loss |
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00:06:00 |
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Lecture 61 Selling price formula and Problems |
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00:04:00 |
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Lecture 62 Cost price formula and Problems |
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00:03:00 |
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Lecture 63 Higher problems on Profit and Loss |
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00:08:00 |
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Lecture 64 Basics – Discount.mp4 |
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00:05:00 |
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Lecture 65 Practice problems on Discount |
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00:04:00 |
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Lecture 66 Tax |
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00:06:00 |