lciomauro.carnaba@gmail.com - (11) 94786-0907
21 ÷ 2 = 10, resto 1
10 ÷ 2 = 5, resto 0
5 ÷ 2 = 2, resto 1
2 ÷ 2 = 1, resto 0
Fonte: https://matematicaef2.blogspot.com/p/neuromatematica.html
