Question

find the HCF and LCM by prime factorisation method : 16,20,40​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

HCF of 16= 16,32,48,64,80,96,112,128,144,160.

20= 20,40,60,80,100,120,160,180,200.

40= 80,130,160,200,240,280,320,360,40

LCM of 16=2×2×3=12

20=2×2×5=20

40=2×2×2×5=45

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