Zamień ułamki okresowe na zwykłe(metodą 100x-x, albo 10x-x, etc)
a) 0,2(6)
b) 0,41(6)
c) 1,2(13)
a. x=0,2(6)
10x=2,(6)
100x=26,(6)
90x=24
x=24/90=12/45
b. x=0,41
100x=41,(6)
1000x=416,(6)
900x=375
x=375/900=5/12
c.x=1,2(13)
10x=12,(13)
1000x=1213,(13)
990x=1201
x=1201/990
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a. x=0,2(6)
10x=2,(6)
100x=26,(6)
90x=24
x=24/90=12/45
b. x=0,41
100x=41,(6)
1000x=416,(6)
900x=375
x=375/900=5/12
c.x=1,2(13)
10x=12,(13)
1000x=1213,(13)
990x=1201
x=1201/990