Question

Find the H.C.F. and L.C.M. of 21, 27 and 36.​

Answer 1

Step-by-step explanation:

Answer:

H.C.F of 21,27 and 36 is 3 and K.C.M of 21,27 and 36 is 378

Answer 2

• Please refer the attachment

HCF

21- 3×7

27 - 3.3.3

36- 2.2.3.3

here common factor is 3

so HCF of 21 and 27 and 36 is 3

LCM = 2×2×3×3×3×7 = 756

so LCM of 21 and 27 and 36 is 756