Вопрос:

Задание 26. Представьте обыкновенную дробь в виде десятичной. A. 1) \(\frac{1}{2} = \frac{5}{10} = 0,5\) 2) \(\frac{1}{5} =\) 3) \(\frac{1}{4} =\) 4) \(\frac{1}{25} =\) 5) \(\frac{1}{20} =\) 6) \(\frac{3}{5} =\) 7) \(\frac{3}{50} =\) 8) \(\frac{7}{20} =\) 9) \(\frac{6}{25} =\) 10) \(\frac{3}{4} =\) 11) \(\frac{17}{20} =\) 12) \(\frac{21}{25} =\) 13) \(\frac{33}{50} =\) 14) \(\frac{12}{25} =\) 15) \(\frac{1}{8} =\) 16) \(\frac{6}{20} =\) 17) \(\frac{15}{50} =\) 18) \(\frac{75}{125} =\) 19) \(\frac{46}{200} =\) 20) \(\frac{20}{500} =\) Б. 1) \(\frac{3}{6} = \frac{1}{2} = 0,5\) 2) \(\frac{7}{35} =\) 3) \(\frac{3}{12} =\) 4) \(\frac{9}{75} =\) 5) \(\frac{27}{60} =\) 6) \(\frac{21}{28} =\) 7) \(\frac{33}{44} =\) 8) \(\frac{26}{65} =\) 9) \(\frac{63}{150} =\)

Ответ:

A.

  1. \(\frac{1}{2} = \frac{5}{10} = 0,5\)
  2. \(\frac{1}{5} = 0,2\)
  3. \(\frac{1}{4} = 0,25\)
  4. \(\frac{1}{25} = 0,04\)
  5. \(\frac{1}{20} = 0,05\)
  6. \(\frac{3}{5} = 0,6\)
  7. \(\frac{3}{50} = 0,06\)
  8. \(\frac{7}{20} = 0,35\)
  9. \(\frac{6}{25} = 0,24\)
  10. \(\frac{3}{4} = 0,75\)
  11. \(\frac{17}{20} = 0,85\)
  12. \(\frac{21}{25} = 0,84\)
  13. \(\frac{33}{50} = 0,66\)
  14. \(\frac{12}{25} = 0,48\)
  15. \(\frac{1}{8} = 0,125\)
  16. \(\frac{6}{20} = 0,3\)
  17. \(\frac{15}{50} = 0,3\)
  18. \(\frac{75}{125} = 0,6\)
  19. \(\frac{46}{200} = 0,23\)
  20. \(\frac{20}{500} = 0,04\)

Б.

  1. \(\frac{3}{6} = \frac{1}{2} = 0,5\)
  2. \(\frac{7}{35} = 0,2\)
  3. \(\frac{3}{12} = 0,25\)
  4. \(\frac{9}{75} = 0,12\)
  5. \(\frac{27}{60} = 0,45\)
  6. \(\frac{21}{28} = 0,75\)
  7. \(\frac{33}{44} = 0,75\)
  8. \(\frac{26}{65} = 0,4\)
  9. \(\frac{63}{150} = 0,42\)
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