Practice sums on HCF and LCM

Practice sums on HCF and LCM for helpful to all competitive exams.

Concepts of Lowest Common Multiple (LCM) and HighestCommon Factor (HCF ) || Different methods to find the greatest common divisor (GCD ) and least common multiple || Important tips and tricks to find LCM andGCD sums || Examples with solutions on hcf and lcm.

http://www.allmathtricks.com/gcd-hcf-lcm-problems/

If the radius of a circle is increased by X % then the area of the circle how much percent increased

If thecircumference of a circle is increased by X % then the area of the circle howmuch percent increased

( hcf, lcm, gcd, Least Common Multiple, Greatest Common Divisor, Highest Common factor, Math Tricks, Mathematics, Quantitative aptitude )

Percentage calculation tricks and tips

Percentage problems and solutions for aptitude

 Percentage calculation plays very important role in the quantitative aptitude so in this page explained about different types of Percentage problems and solutions.

In this page explained about examples with shortcut trick solutions on percentagecalculation |

Please go through the below link

http://www.allmathtricks.com/percentage-calculation/

( percentage decrease and increase, Percentage calculator, Percentage formulas, Percentage problems, How to calculate percentages, Easy percentage formulas, What percent x on y )

Lowest Common Multiple | LCM

In this video explained about what is LCM and methods to find  Lowest Common Multiple(LCM). 

https://youtu.be/RBv82mm-i-4

For more information regarding the Lowest Common Multiple (LCM) and Highest Common Factor (HCF or GCD)  please go through the below link

http://www.allmathtricks.com/hcf-lcm/

percentage problems for all competitive exams

In this video explained about the tricks and shortcuts in following percentage problems.

1. X what percent on y

2.  X what percent less than on Y

3. X what percent greater than on Y

4. How to calculate percentages increases and decrease of the same number.

5. If the radius of a circle is increased by X % then the area of the circle how much percent increased

For more information regarding the percentage calculation please go through the below link

http://www.allmathtricks.com/percentage-formulas/

https://youtu.be/nB2mTWS38To

Highest Common Factor (HCF or GCD) and Lowest Common Multiple (LCM)

Highest Common Factor (HCF or GCD) and Lowest Common Multiple (LCM) | Methods for find HCF or GCD

In this video explained about what is  Highest Common Factor  HCF or  Greatest common divisor GCD  and also explained different methods with examples to find Highest Common Factor (HCF).

https://youtu.be/_EbrMuEQopU