what is the L. C. M. of 84, 140 and 70 ?
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0
Answer :
The LCM of 84 and 140 is 420
Answered by
1
Answer:
LCM = 420
Step-by-step explanation:
Find the prime factorization of 84
84 = 2 × 2 × 3 × 7
Find the prime factorization of 140
140 = 2 × 2 × 5 × 7
Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:
LCM = 2 × 2 × 3 × 5 × 7
LCM = 420
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