Question

Como posso descobrir o mmc de 84 e 126

Answer 1

Oi Anata

84:2               84 = 2^2 * 3 * 7
42:2
21:3
  7:7
  1

126:2      126 = 2 * 3^2 * 7 
  63:3
  21:3
    7:7
    1

mmc = 2^2 * 3^2 * 7 = 252 

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Answer 2

84,126/2
42,63/2
21,63/3
7,21/3
7,7/7
1,1/ 2.2.3.3.7=252