Respostas

  • Usuário do Brainly
2014-07-13T22:42:41-03:00
A)
mdc(84,72)=12

 \frac{84:12}{72:12} = \frac{7}{6}

b)
mdc(54,90)=18

 \frac{54:18}{90:18} = \frac{3}{5}

c)

mdc(98,28)=14

 \frac{98:14}{28:14} = \frac{7}{2}

d)
mdc(147,189)=21

 \frac{147:21}{189:21} = \frac{7}{9}

e)

mdc(63,105)=21

 \frac{63:21}{105:21} = \frac{3}{5}

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