1.Zamień na ułamek zwykły :
zapisz obliczenia
1,(4)
38,24(1)
12,282(12)
x=1,4444....
10x=14,4444
9x=14,(4)-1,(4)
9x=13/9
x=13/9
x=38,24(1)
100x=3824,(1)
1000x=38241,(1)
900x=34417/900
x=34417/900
1000x=12282,(12)
100000x=1228212,(12)
99000x=1228212,12-12282,12
99000x=1215930
x=1215930/99000
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x=1,4444....
10x=14,4444
9x=14,(4)-1,(4)
9x=13/9
x=13/9
x=38,24(1)
100x=3824,(1)
1000x=38241,(1)
900x=34417/900
x=34417/900
12,282(12)
1000x=12282,(12)
100000x=1228212,(12)
99000x=1228212,12-12282,12
99000x=1215930
x=1215930/99000