Simplification is one of the most important part of Quantitative Aptitude section of any competitive exam. Today I am sharing all the techniques to solve Simplification questions quickly.
Rules of Simplification
V → Vinculum
B → Remove Brackets - in the order ( ) , { }, [ ]
D → Division
M → Multiplication
A → Addition
S → Subtraction
Important Parts of Simplification
- Number System
- HCF & LCM
- Square & Cube
- Fractions & Decimals
- Surds & Indices
Number System
- Classification
- Divisibility Test
- Division& Remainder Rules
- Sum Rules
Classification
Types
|
Description
|
Natural Numbers:
| all counting numbers ( 1,2,3,4,5....∞) |
Whole Numbers:
| natural number + zero( 0,1,2,3,4,5...∞) |
Integers:
| All whole numbers including Negative number + Positive number(∞......-4,-3,-2,-1,0,1,2,3,4,5....∞) |
Even & Odd Numbers :
| All whole number divisible by 2 is Even (0,2,4,6,8,10,12.....∞) and which does not divide by 2 are Odd (1,3,5,7,9,11,13,15,17,19....∞) |
Prime Numbers:
| It can be positive or negative except 1, if the number is not divisible by any number except the number itself.(2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61....∞) |
Composite Numbers:
| Natural numbers which are not prime |
Co-Prime:
| Two natural number a and b are said to be co-prime if their HCF is 1. |
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