Question

HcF of 540 ,720, 450 in prime factor method

Answer 1

540 = 2x2x x 3x3x3 x 5
720 = 2x2x2x2 x3x3x5
450= 2x5x5x3x3 
here common factors = 3x3x5x2 
                                          =90 
therefore hcf on 540,720,450 is 90 

Answer 2

first what is prime numbers...
they are the numbers who has only two factors one the number it self and another is 1

540=2*2*3*3*3*5

720=2*2*2*2*3*3*5

450=2*5*5*3*3

it will help.u plese mark it as brainlist hcf will be the common numbers in all of them... 2*3*5*3=90