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МатематикаВопрос:
2) \(\frac{2\cdot7}{8\cdot3}\) =
Ответ:
2) \(\frac{2\cdot7}{8\cdot3}\) = \(\frac{2\cdot7}{2\cdot4\cdot3}\) = \(\frac{7}{4\cdot3}\) = \(\frac{7}{12}\)
Дробь \(\frac{7}{12}\) несократимая.
Ответ: \(\frac{7}{12}\)
Похожие
- 1) \(\frac{1\cdot3}{4\cdot5}\) = \(\frac{3}{20}\)
- 11) \(\frac{4\cdot5}{6\cdot15}\) = \(\frac{A^2\cdot5}{36\cdot3\cdot5}\) = \(\frac{2\cdot1}{3\cdot3}\) = \(\frac{2}{9}\)
- 12) \(\frac{2\cdot7}{10\cdot21}\) =
- 3) \(\frac{2\cdot3}{5\cdot9}\) =
- 13) \(\frac{6\cdot25}{5\cdot18}\) =
- 4) \(\frac{6\cdot3}{4\cdot5}\) =
- 14) \(\frac{40\cdot7}{21\cdot30}\) =
- 5) \(\frac{7\cdot8}{9\cdot10}\) =
- 15) \(\frac{15\cdot3}{9\cdot20}\) =
- 6) \(\frac{4\cdot5}{15\cdot7}\) =
- 16) \(\frac{7\cdot9}{18\cdot14}\) =
- 7) \(\frac{8\cdot3}{11\cdot4}\) =
- 17) \(\frac{6\cdot21}{28\cdot10}\) =
- 8) \(\frac{6\cdot25}{35\cdot7}\) =
- 18) \(\frac{24\cdot35}{8\cdot77}\) =
- 9) \(\frac{12\cdot11}{5\cdot14}\) =
- 19) \(\frac{2\cdot9}{45\cdot14}\) =
- 10) \(\frac{30\cdot9}{11\cdot70}\) =
- 20) \(\frac{63\cdot4}{16\cdot9}\) =
- 21) 2\cdot7\cdot15 21\cdot1\cdot3 7\cdot8\cdot5 1\cdot4\cdot1
- 22) \(\frac{6\cdot5\cdot11}{22\cdot3\cdot25}\) =
- 23) \(\frac{33\cdot12\cdot7}{5\cdot44\cdot18}\) =
- 24) \(\frac{35\cdot9\cdot7}{8\cdot14\cdot21}\) =
- 25) \(\frac{13\cdot40\cdot7}{14\cdot32\cdot39}\) =
- 26) \(\frac{50\cdot3\cdot4}{60\cdot5\cdot13}\) =
- 27) \(\frac{33\cdot7\cdot13}{35\cdot17\cdot44}\) =
- 28) \(\frac{25\cdot32\cdot49}{48\cdot75\cdot7}\) =
- 29) \(\frac{2\cdot32\cdot5}{7\cdot2\cdot81}\) =
- 30) \(\frac{26\cdot3\cdot48}{11\cdot72\cdot39}\) =
