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Index

Simplification & Approximation

Compound & Simple Interest

Averages

Percentage

Ratio and Proportion

Problem on Ages

Speed, Distance and Time

Number System

Mensuration: Volume, Surface Area & Solid Figures

Data Interpretation

Time and Work

Algebra

Trigonometry

Geometry

Vedic Mathematics

Profit & Loss

Partnerships

Mixtures & Alligations

HCF & LCM

Fractions

Decimals

Square Roots & Cube Roots

Indices & Surds

Height & Distance

Graph of linear equation

Probability

Quantitative Aptitude videos

Area & Perimeter

Measures of Central tendency & Data

Data sufficiency

All Exams > CDS > Elementary Mathematics for CDS > All Videos

All videos of Elementary Mathematics for CDS

Simplification & Approximation

Simplification Tricks - 1

10:11 min

Simplification Tricks - 2

32:41 min

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Compound & Simple Interest

Introduction: Basic Concept of Simple Interest and Compound Interest

16:18 min

Tricks to solve Problems on Simple Interest - 1

06:26 min

Concepts: Simple Interest

06:26 min

Basic concept and Formulas of Compound Interest

06:38 min

Basic Questions of Compound Interest

16:57 min

How to compute Compound Interest Half-Yearly

30:25 min

How to compute Compound Interest Quarterly

16:21 min

Some more type of Problems based on Compound Interest

17:07 min

Practice Questions: Simple Compound Interest

10:32 min

Averages

Averages & Partnerships

09:08 min

Elementary Mathematics for CDS

174 videos|104 docs|134 tests

Join course for free

Join course for free

Percentage

Multiplying Factor: Percentages

48:05 min

Ratio and Proportion

Introduction to Ratio - Ratio and Proportion

05:24 min

Introduction to Proportion: Ratio & Proportion

04:14 min

Ratio & Proportion

09:29 min

Problem Set: Ratio & Proportion

07:57 min

Problem on Ages

Tricks & Shortcuts to solve problems on Ages - 1

08:19 min

Tricks & Shortcuts to solve problems on Ages - 2

07:51 min

Tricks & Shortcuts to solve problems on Ages - 3

07:08 min

Tricks & Shortcuts to solve problems on Ages - 4

06:06 min

Speed, Distance and Time

Landmark Problem: Time, Speed and Distance

02:35 min

Relative Speed: Speed, Time & Distance

03:00 min

Number System

Conversion to Rational Numbers

03:09 min

Perfect Square

04:57 min

Even-Odd Multiplication- Number Theory

02:09 min

Zeroes in a Factorial - Number Theory

04:43 min

Cyclicity: Number Theory

03:24 min

Introduction: Even and Odd Numbers

10:02 min

Mensuration: Volume, Surface Area & Solid Figures

Important Tricks & Formulas: Mensuration

14:45 min

Introduction, Basic Concepts & Formulae: Mensuration- 1

11:20 min

Introduction, Basic Concepts & Formulae: Mensuration- 2

07:20 min

Data Interpretation

Data Interpretation Introduction and Its Types

27:38 min

Basic Calculations and Tricks for Data Interpretation

25:28 min

Data Interpretation Type: Pie Chart

19:25 min

Data Interpretation Type: Bar Chart

12:53 min

Time and Work

Basics: Time & Work

43:15 min

Reciprocals & LCM Method: Time & Work

03:12 min

Introduction: Time & Work

35:56 min

Practice Questions: Time & Work- 3

46:14 min

Practice Questions: Time & Work - 2

08:45 min

Practice Questions: Time & Work - 3

11:09 min

Algebra

Pair of Linear Equations in Two Variables

03:29 min

Arithmetic Progression & Geometric Progression

02:56 min

Functions - Algebra, Quantitative Reasoning

03:25 min

Quadratic Equations

03:01 min

Quadratic Equation: Maxima & Minima

08:11 min

Remainder theorem

03:46 min

Quadratic equation problems based on properties of roots

02:22 min

Surds and Indices - Quantitative Aptitude

03:51 min

Laws of Nth roots Surds - Quantitative Aptitude

03:25 min

Problem Set 1 (Surds and Indices) - Quantitative Aptitude

08:37 min

Problem Set 2 (Surds and Indices) - Quantitative Aptitude

06:16 min

Introduction to Inequalities, Quantitative Aptitude

05:57 min

Trigonometry

Trigonometric Functions & the Unit Circle

07:44 min

Introduction to Trigonometry

03:18 min

Geometry

Geometry of Quadrilateral

07:37 min

Problem set on Rectangles - 1

08:20 min

Problem set on Rectangles - 2

08:37 min

Problem set on Square - 1

08:15 min

Problem set on Square - 2

08:30 min

Properties of Circles- Geometry, Quantitative Reasoning

02:33 min

Problem set on Circles

08:22 min

Properties of Triangle

02:44 min

Pythagoras Theorem: Geometry

02:57 min

Problem Set on Triangles

09:31 min

Problem Set on Triangles: 2

06:11 min

Vedic Mathematics

Multiplication Techniques using Visualization: Vedic Mathematics

12:44 min

Tricks for Multiplication & Few Examples: Vedic Mathematics

18:36 min

Multiplying any two 2 digit number in 3 seconds: Vedic Mathematics

05:35 min

Shortcut Tricks: Percentages

04:24 min

Cube root of any number in 10 seconds: Vedic Mathematics

06:56 min

Addition tricks & Few Examples: Vedic Mathematics

13:48 min

Multiplication Trick: Multiply Two Numbers that are Just Above the Base

04:00 min

Multiplication Tricks: Palindrome Approach

04:55 min

Multiplication Tricks: Multiplying Numbers just Above & Below the Base (Examples)

03:41 min

Multiplication Tricks: Multiplying Numbers with 9

03:20 min

Squares Tricks: Square of a Number Close to the Base

05:31 min

Multiplication Tricks: Multiplying Two Numbers where the Base is a Multiple of Power of 10

04:58 min

Temperature Conversion Trick

05:56 min

Multiplication Trick: Multiply Two Numbers that are Just Below the Base

06:11 min

Multiplication Tricks: Umbrella Approach

05:19 min

Multiplication Tricks: Multiply Two Numbers, One which is Above the Base and the Other Below

03:28 min

Squares Tricks: Square of a Number Close to the Multiple of the Base

03:53 min

Multiplication Tricks: Multiplying Any Number with 11, 12 & 13

09:07 min

Multiplication Tricks: Japanese Technique (Using Lines)

03:44 min

Division Tricks: When a Number is Divided by 9

04:42 min

Division Tricks: When a Number is Divided by 5

02:43 min

Squares Tricks: Square of Numbers Close to 50

03:56 min

Cubes Tricks

05:10 min

Tricks for Quick Multiplication

27:13 min

Tricks to find Roots & Square Roots

14:08 min

Tricks for Quick Division

06:44 min

Tricks for Fast Calculations

05:05 min

Profit & Loss

Profit And Loss : Introduction

37:07 min

How to solve Questions on Profit and Loss - 1

30:39 min

How to solve questions on Profit and Loss - 2

29:50 min

Tricks for solving Interest Questions

48:00 min

Hacks for solving Interest Questions

05:15 min

Concepts: Compound Interest

13:13 min

Partnerships

Concepts: Simple Interest

06:26 min

Practice Questions: Simple Compound Interest

10:32 min

Tricks for solving Interest Questions

48:00 min

Hacks for solving Interest Questions

05:15 min

Concepts: Compound Interest

13:13 min

Mixtures & Alligations

Alligation & Mixtures

13:37 min

Alligations: Arithmetic, Quantitative Reasoning

02:41 min

Shortcuts and Tricks: Mixtures & Alligations

60:48 min

Removed & Replaced: Alligation & Mixture

40:51 min

Rules to Solve Alligation & Mixture

33:45 min

Alligation & Mixture

24:37 min

Finding the value of X?

18:55 min

HCF & LCM

Important Concepts: HCF & LCM

14:39 min

Fractions

Introduction: Fractions

07:24 min

How to Compare Fractions

06:31 min

Tips & Tricks for Fractions

46:18 min

Decimals

Decimals and Fractions: Shortcuts & Tricks to solve problems

46:18 min

Square Roots & Cube Roots

Trick to find Perfect Square Root

47:22 min

Trick & shortcut to find Cube Root of a number

15:59 min

Trick & Shortcut to find Non Perfect Square Root

09:56 min

How to find the square of a number 1 to 100?

21:20 min

Indices & Surds

What are Surds ?

01:56 min

How to Simplify Surds - 1

42:42 min

How to Simplify Surds - 2

12:36 min

How to Simplify Surds - 3

16:24 min

Height & Distance

Explanation: Heights and Distances

13:17 min

Graph of linear equation

Graph of a Linear Equation in 2 Variables - 1

03:50 min

Examples: Graph of a linear equation

09:39 min

Probability

What is Probability?

19:01 min

Examples: Probability

05:25 min

Examples Marbles drawn: Probability- 2

05:05 min

Quantitative Aptitude videos

Average - 1

36:06 min

Average - 2

48:10 min

Geometry - 1

58:40 min

Geometry - 2

58:35 min

Geometry - 3

59:27 min

Geometry - 4

61:56 min

Geometry - 5

22:32 min

Introduction to Algebra

97:23 min

Introduction to Ratio

51:06 min

Number System - 1

82:22 min

Number System - 2

76:15 min

Remainder Theorem - 1

79:08 min

Remainder Theorem - 2

34:37 min

Surds & Indices

65:14 min

Divisibility Tests - Quant

67:05 min

Time & Work

51:47 min

Profit & Loss - 1

50:10 min

Profit & Loss - 2

56:47 min

Profit and Loss - 3

41:08 min

Profit and Loss - 4

51:58 min

Trigonometry - 1

69:25 min

Trigonometry - 2

108:18 min

Trigonometry - 3

57:04 min

Trigonometry - 4

48:44 min

Time & Distance - 1

46:53 min

Time & Distance - 2

80:12 min

Time & Distance - 3

70:34 min

Simplification - 1

62:09 min

Simplification - 2

47:32 min

Simplification - 3

78:38 min

Simplification - 4

80:01 min

Simplification - 5

66:08 min

Simplification - 6

76:12 min

HCF & LCM - 1

22:39 min

HCF & LCM - 2

38:03 min

Introduction to Series

29:21 min

Area & Perimeter

Area & Perimeter of Path 2D Mensuration

18:50 min

Measures of Central tendency & Data

Measures of Central Tendency

09:09 min

Data sufficiency

Introduction to Data Sufficiency

29:10 min

Elementary Mathematics for CDS

174 videos|104 docs|134 tests

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Video lectures for Elementary Mathematics for CDS 2025 is part of CDS exam preparation. The videos have been prepared according to the CDS exam syllabus. The Video lectures, notes, tests & MCQs are made for CDS 2025 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests here.

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