Urgent ! Daca e bine dau coroana

Răspuns:
Explicație pas cu pas:
24,(12) = (2412 - 24)/99 = 2388/99 = 796/33
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2,1(27) = (2127 - 21)/990 = 2106/990 = 234/110 = 117/55
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5,4(735) = (54735 - 54)/9990 = 54681/9990 = 18227/3330
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9,42(12) = (94212 - 942)/9900 = 93270/9900 = 31090/3300 = 15545/1650
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34,(568) = (34568 - 34)/999 = 34534/999