Question

Find the LCM of 25,30,40 by prime factorisation method

Answer 1

AnsWer:-

✪Using Prime Factorization✪

↝5|25,30,40

↝5|5,6,8

↝2|1,6,8

↝3|1,3,4

↝2|1,1,4

↝2|1,1,2

↝ 1|1,1,1

★Refer Attachment★

➜LCM=5×5×2×2×2×3×1=600

•°• LCM(25,30&40)=600

$\rule{200}{2}$

Answer 2

Your answer is 600 by prime factorisation method