Question

qual é o m.m.c de 90e120

Answer 1

90, 120 | 2
45,60 | 2
45, 30 | 2
45,15 | 3
15, 3 | 3
3,1 | 3
1,1.

2.2.2.3.3.3 = 216.

Answer 2

$\left\begin{array}{ccc}90&120\\45&60\\45&30\\45&15\\15&5\\5&5\\1&1\end{array}\right|\left\begin{array}{ccc}2&\\2&\\2&\\3&\\3&\\5&\end{array}\right$

$2.2.2.3.3.5=8.9.5=72.5=360$