Question

3. What is the LCM of 28 and 70 multiplied by the LCM of 39 and 65​

Answer 1

Explanation:

Least common multiple (LCM) of 28 and 70 is 140.

LCM(28,70) = 140

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Answer 2

Answer:

LCM of 28 and 70 is =140

LCM of 39 and 65 is =195

Explanation:

so multiply of 140×195=27300