Вопрос:

Вычислите значения выражений в таблице: 1) \(5\frac{1}{9}+11+4\frac{7}{18}\); 2) \(8\frac{1}{5}+17+3\frac{3}{10}\); 3) \(\frac{3}{5}+14-\frac{5}{2}\); 4) \(\frac{7}{3}+12,7+4\frac{2}{3}\); 5) \(1\frac{2}{3}-0,4\cdot3\frac{1}{3}\); 6) \(2,5-2,1\cdot\frac{5}{7}\); 7) \(10\frac{3}{5}+2\frac{1}{3}\cdot1,8\); 8) \(2,5-\frac{21}{26}:\frac{7}{13}\); 9) \(45\cdot(\frac{8}{9}+\frac{4}{5}-\frac{14}{15})\); 10) \(48\cdot(\frac{7}{8}+\frac{5}{6}-\frac{15}{16})\); 11) \((\frac{12}{17}+\frac{8}{17}):\frac{5}{34}\); 12) \((\frac{15}{19}-\frac{7}{19}):\frac{2}{57}\); 13) \(\frac{1}{1+\frac{1}{3}}\); 14) \(\frac{1}{1-\frac{1}{11}}\); 15) \(5,76:1,8+0,9\); 16) \(0,7+3,19:1,1\); 17) \(0,8-\frac{15}{23}\cdot0,46\); 18) \(\frac{7}{20}:0,14+0,16\); 19) \((2\frac{1}{4}-\frac{3}{17})\cdot34\); 20) \((3\frac{2}{5}-\frac{7}{11})\cdot22\); 21) \((\frac{2}{7}+3\frac{3}{14})\cdot12,4\); 22) \((5\frac{1}{3}+\frac{1}{6})\cdot11,8\); 23) \((8\frac{4}{5}-2,8)\cdot3\frac{1}{2}\); 24) \((9\frac{3}{5}-1,6)\cdot4\frac{1}{2}\); 25) \((2\frac{4}{9}-1\frac{3}{5}):\frac{1}{90}\); 26) \((2\frac{7}{12}-1\frac{4}{5}):\frac{1}{30}\); 27) \(7,5:0,3\cdot1,2\); 28) \(6,5:1,3\cdot0,8\); 29) \(\frac{64}{21}\cdot(\frac{1}{6}+\frac{3}{14})\); 30) \(\frac{106}{140}:(1\frac{4}{5}-\frac{2}{7})\); 31) \(\frac{5,4}{5,5-3,7}\); 32) \(\frac{15,1-12,4}{0,3}\); 33) \(2\frac{1}{3}\cdot3\frac{3}{5}+\frac{1}{2}\); 34) \(\frac{2}{5}+2\frac{1}{7}\cdot4\frac{2}{3}\); 35) \(\frac{8\frac{1}{2}}{\frac{2}{9}+\frac{1}{4}}\); 36) \(\frac{12\frac{1}{4}}{\frac{5}{6}+\frac{4}{5}}\); 37) \((\frac{3}{5})^2-\frac{4}{5}\); 38) \(3\frac{3}{4}-(1\frac{1}{2})^2\); 39) \(8,4-0,27:(0,3)^2\); 40) \(2,4:(0,5)^2-5,2\).

Ответ:

  1. \(17\frac{11}{18}\)
  2. \(28\frac{1}{2}\)
  3. \(12\frac{1}{10}\)
  4. \(19\frac{2}{3}\)
  5. \(\frac{1}{3}\)
  6. \(1,0\)
  7. \(14,8\)
  8. \(\frac{1}{2}\)
  9. \(36\)
  10. \(40\)
  11. \(8\)
  12. \(12\)
  13. \(\frac{3}{4}\)
  14. \(\frac{11}{10}\)
  15. \(4,1\)
  16. \(3,6\)
  17. \(0,5\)
  18. \(2,66\)
  19. \(70\)
  20. \(51,6\)
  21. \(40,3\)
  22. \(65\)
  23. \(21\)
  24. \(36\)
  25. \(76\)
  26. \(23\)
  27. \(30\)
  28. \(4\)
  29. \(\frac{8}{7}\)
  30. \(\frac{53}{36}\)
  31. \(3\)
  32. \(9\)
  33. \(8,9\)
  34. \(\frac{152}{21}\)
  35. \(\frac{612}{19}\)
  36. \(\frac{45}{19}\)
  37. \(-\frac{7}{25}\)
  38. \(2\frac{1}{4}\)
  39. \(5,4\)
  40. \(4,4\)