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A)
x= 0,72727272
100x= 72,727272
100x-x=72,727272-0,727272
99x= 72
x=72/99 ⇔ 8/11
B)
x=0,32222222222
10x= 3,222222222222
100x=32,22222222222
100x-10x=32,22222222-3,22222222
90x=29
x=29/90
x= 0,72727272
100x= 72,727272
100x-x=72,727272-0,727272
99x= 72
x=72/99 ⇔ 8/11
B)
x=0,32222222222
10x= 3,222222222222
100x=32,22222222222
100x-10x=32,22222222-3,22222222
90x=29
x=29/90
Thayrone1000:
Nao intento
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