Question

Find HCF of 150 ,140 and 210 by prime factorisation method

Answer 1

Answer:

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Answer 2

HCF of 150 ,140 and 210 by prime factorization method  is 10.

Step-by-step explanation:

Given : Numbers 150 ,140 and 210.

To find : The HCF of numbers by prime factorization method ?

Solution :

Factorizing the numbers,

$150=2\times 3\times 5\times5\\\\140=2\times 2\times 5\times7\\\\210=2\times 3\times 5\times7$

HCF is the highest common factor,

$HCF(150,140,210)=2\times 5\\\\HCF(150,140,210)=10$

Therefore, HCF of 150 ,140 and 210 by prime factorization method  is 10.

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