Buy the course material on Real Numbers from Maths Academy 99.
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A multipronged plethora of multipronged explanations on various topics of Real Numbers (Quantitative Mathematics).
Remember, if you understand the Number System, you enjoy Mathematics.
The 200+ pages material on the most important branch of Mathematics enabling you gain confidence on the topics listed here with more than 350 questions starting from the most basic ones and then levelling upto the classical ones with ‘aneasytocomprehend’ kind of solutions.
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The 200+ pages material contains more than 140 pages on explanation elucidated the way as if you are frontbench sitter in some coaching institute. The way the 350+ questions have been solved is something you may have never come across before.
And all this at a very affordable price of Rs. 250 only.
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You can place your demand on email ID “mathsacad99@gmail.com”, narrating your name, city, mobile number and the exam you are taking (if any), and UTR number of NEFT. After receiving the payment through net banking, the PDF version of the material will be sent to you immediately.
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Contents of Course Material
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Number System – Understanding of Real Numbers

Paradigm of Numbers

Terminating and NonTerminating Decimals

Irrational Numbers

To convert a Recurring and NonTerminating Decimal in a rational number (fraction)

Algebra of Terminating Decimals

Algebra of NonTerminating Recurring Decimals

Algebra of NonTerminating Recurring Decimals


Algebra of Numbers

Even and Odd Numbers

Rules for BODMAS

Properties Of Algebra Of Real Numbers

Rules for Divisibility

Algebraic Identities

Absolute Value


Base System of Numbers

Representation of Numbers

What is base system for numbers?

Conversion of numbers from one base system to other base systems

Conversion from Decimal System to any other base system

Conversion from any base system to decimal System of base

Conversion from any base system to other system of base


Conversion of DECIMAL numbers from one base system to other base systems


Indices and Surds

Indices or Powers (or exponent)

Rules of Indices

Square and Squareroot

Shortcuts for squares

How to find out squareroot?

Cube and Cuberoot

Rationalization of Irrational Numbers and Surds


HCF (Highest Common Factor) and LCM (Least Common Multiple)

Factors and Multiples

How to find out factors?

Number of factors of a composite number

Highest Common Factor (HCF)

Least Common Multiple (LCM)

HCF and LCM of rational numbers

HCF by Euclid’s Algorithm and negative remainders

Special LCM


Prime Numbers

â€‹Numbers – Prime, Composite and One

Prime Numbers

Properties of Prime Numbers

Identification of prime numbers

Composite Numbers

Unique Factorization Theorem

Coprime or relative prime numbers

Highest power of a prime number which divides n!

Number of Zeros in a N! where N is a positive integer


Unit’s Digit

Unsolved Exercise without options and solution

Unsolved Exercise with options and solution
Buy the course material on Modular Arithmetic from Maths Academy 99.
â€‹
A multipronged plethora of multipronged explanations on various topics of Modular Arithmetic (Quantitative Mathematics).
This section covers the most beautiful branch of questions of Arithmetic where you are taught the way you can solve following type of questions with complete Ingenuity and ease:

What is the remainder when 2^81 is divided by 5?

What is the remainder when 17^341 is divided by 5?

Find the remainder when 23^15 is divided by 7.

What is the remainder when 3^2017 is divided by 82?

Find the remainder when 5^37 is divided by 63.

What is the remainder when 'n=1! +2! +3! +4! +5! +…+50!' is divided by 10?

What is the remainder when 2^1000 is divided by 13?

What is the remainder when 29^25 is divided by 11?

What is the remainder when 3^91 is divided by 7?

Find the remainder when (33^34)^35 is divided by 14.

The integers 34041 and 32506 when divided by a threedigit integer ‘n’ leave the same remainder. What is ‘n’?
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The 50+ pages material on this very important branch of Mathematics enabling you gain confidence on the topics listed here with more than 50 questions starting from the most basic ones and then levelling upto the classical ones with ‘aneasytocomprehend’ kind of solutions.
â€‹
The cost is Rs. 200 only. You can place your demand on email ID “mathsacad99@gmail.com”, narrating your name, city, mobile number and the exam you are taking (if any), and UTR number of NEFT. After receiving the payment through net banking, the PDF version of the material will be sent to you immediately.
â€‹
Excerpts from the material are given here.
Contents of Course Material
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Modular Arithmetic (Congruent modulo n)

Play with remainders

Modular Arithmetic and Congruence

Definition of Congruent Modulo n

Congruence and Number Line

Equivalence Class

Algebra of Modular Arithmetic

Application of congruence relation


Fermat’s Little Theorem

Euler’s Formula and Euler’s Theorem

Exercise