Question

Find HCF and LCM of 12,63,99 using prime factorisation method

Answer 1

step-by-step explanation:

12=2×2×3

63=3×3×7

99=3×3×11

hence,the common number is 3

so,

HCF=3

LCM=2×2×3×3×7×11

      =4×9×7×11

      =36×77

      =2772

here is your answer!

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