Пошаговое объяснение:
3 9/11 = (3*11 + 9)/11 = (33+9)//11 = 42/11
12 18/25 = (12*25 + 18)/25 = (300+18)/25 = 318/25
20 8/51 = (20*51 + 8)/51 = (1020 + 8)/51 = 1028/51
3 9/11=(3•11+9)/11=(33+9)/11=42/11
12 18/25=(12•25+18)/25=(300+18)/25=318/25
20 8/51=(20•51+8)/51=(1020+8)/51=1028/51
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Пошаговое объяснение:
3 9/11 = (3*11 + 9)/11 = (33+9)//11 = 42/11
12 18/25 = (12*25 + 18)/25 = (300+18)/25 = 318/25
20 8/51 = (20*51 + 8)/51 = (1020 + 8)/51 = 1028/51
3 9/11=(3•11+9)/11=(33+9)/11=42/11
12 18/25=(12•25+18)/25=(300+18)/25=318/25
20 8/51=(20•51+8)/51=(1020+8)/51=1028/51