Question

LCM full meathod how to do 5,10,20​

Answer 1

Answer:

Find LCM of the 5,10, 15, 20.

LCM of 5 ,10, 15, 20 :-

$$\begin{gathered}\begin{array}{r | l} 5 & 5, 10, 15, 20 \\ \cline{2-2} 2 & 1, 2, 3, 4 \\ \cline{2-2} 2 & 1, 1, 3, 2 \\ \cline{2-2} 3 & 1, 1, 3, 1 \\ \cline{2-2} & 1, 1, 1, 1 \end{array}\end{gathered}$$

5 x 2 x 2 x 3 = 60.

Hence, LCM of 5, 10, 15 and 20 is 60

Answer 2

Answer:

The correct answer is:

LCM of 5,10,20 is 20.