lehrkraefte:blc:miniaufgaben

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lehrkraefte:blc:miniaufgaben [2021/09/16 17:34]
Ivo Blöchliger [20. September 2021 bis 24. September 2021]
lehrkraefte:blc:miniaufgaben [2021/09/16 17:43]
Ivo Blöchliger [20. September 2021 bis 24. September 2021]
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 === Donnerstag 23. September 2021 === === Donnerstag 23. September 2021 ===
 Ausrechnen, Resultat als gekürzter Bruch:<JS>miniAufgabe("#exonumbercrunch2","#solnumbercrunch2", Ausrechnen, Resultat als gekürzter Bruch:<JS>miniAufgabe("#exonumbercrunch2","#solnumbercrunch2",
-[["$\\displaystyle \\frac{\\frac{2}{\\frac{26}{17}}+\\frac{-5}{\\frac{13}{3}}}{\\frac{-\\frac{15}{4}}{-6}+\\frac{-\\frac{7}{2}}{4}}$", "$\\displaystyle \\frac{\\frac{2}{\\frac{26}{17}}+\\frac{-5}{\\frac{13}{3}}}{\\frac{-\\frac{15}{4}}{-6}+\\frac{-\\frac{7}{2}}{4}} = \\frac{2\\cdot\\frac{17}{26}+-5\\cdot\\frac{3}{13}}{-\\frac{15}{4}\\cdot-\\frac{1}{6}+-\\frac{7}{2}\\cdot\\frac{1}{4}}  = \\frac{\\frac{17}{13}-\\frac{15}{13}}{\\frac{5}{8}-\\frac{7}{8}}  = \\frac{\\frac{2}{13}}{-\\frac{1}{4}} = \\frac{2}{13} \\cdot -4 = -\\frac{8}{13}$"], ["$\\displaystyle \\frac{\\frac{-\\frac{10}{3}}{8}+\\frac{-4}{-\\frac{8}{3}}}{\\frac{3}{\\frac{12}{5}}+\\frac{\\frac{7}{2}}{-7}}$", "$\\displaystyle \\frac{\\frac{-\\frac{10}{3}}{8}+\\frac{-4}{-\\frac{8}{3}}}{\\frac{3}{\\frac{12}{5}}+\\frac{\\frac{7}{2}}{-7}} \\frac{-\\frac{10}{3}\\cdot\\frac{1}{8}+-4\\cdot-\\frac{3}{8}}{3\\cdot\\frac{5}{12}+\\frac{7}{2}\\cdot-\\frac{1}{7}}  = \\frac{-\\frac{5}{12}+\\frac{3}{2}}{\\frac{5}{4}-\\frac{1}{2}}  = \\frac{\\frac{13}{12}}{\\frac{3}{4}} = \\frac{13}{12} \\cdot \\frac{4}{3} = \\frac{13}{9}$"], ["$\\displaystyle \\frac{\\frac{-\\frac{16}{7}}{-2}+\\frac{-9}{\\frac{7}{2}}}{\\frac{-\\frac{13}{2}}{-7}+\\frac{-\\frac{12}{7}}{-8}}$", "$\\displaystyle \\frac{\\frac{-\\frac{16}{7}}{-2}+\\frac{-9}{\\frac{7}{2}}}{\\frac{-\\frac{13}{2}}{-7}+\\frac{-\\frac{12}{7}}{-8}} = \\frac{-\\frac{16}{7}\\cdot-\\frac{1}{2}+-9\\cdot\\frac{2}{7}}{-\\frac{13}{2}\\cdot-\\frac{1}{7}+-\\frac{12}{7}\\cdot-\\frac{1}{8}}  = \\frac{\\frac{8}{7}-\\frac{18}{7}}{\\frac{13}{14}+\\frac{3}{14}}  = \\frac{-\\frac{10}{7}}{\\frac{8}{7}} = -\\frac{10}{7} \\cdot \\frac{7}{8} = -\\frac{5}{4}$"], ["$\\displaystyle \\frac{\\frac{\\frac{13}{2}}{5}+\\frac{-4}{\\frac{20}{9}}}{\\frac{-\\frac{20}{3}}{8}+\\frac{7}{\\frac{14}{3}}}$", "$\\displaystyle \\frac{\\frac{\\frac{13}{2}}{5}+\\frac{-4}{\\frac{20}{9}}}{\\frac{-\\frac{20}{3}}{8}+\\frac{7}{\\frac{14}{3}}} = \\frac{\\frac{13}{2}\\cdot\\frac{1}{5}+-4\\cdot\\frac{9}{20}}{-\\frac{20}{3}\\cdot\\frac{1}{8}+7\\cdot\\frac{3}{14}}  = \\frac{\\frac{13}{10}-\\frac{9}{5}}{-\\frac{5}{6}+\\frac{3}{2}}  = \\frac{-\\frac{1}{2}}{\\frac{2}{3}} = -\\frac{1}{2} \\cdot \\frac{3}{2} = -\\frac{3}{4}$"], ["$\\displaystyle \\frac{\\frac{\\frac{19}{4}}{-4}+\\frac{\\frac{7}{8}}{2}}{\\frac{\\frac{3}{5}}{-4}+\\frac{\\frac{3}{2}}{2}}$", "$\\displaystyle \\frac{\\frac{\\frac{19}{4}}{-4}+\\frac{\\frac{7}{8}}{2}}{\\frac{\\frac{3}{5}}{-4}+\\frac{\\frac{3}{2}}{2}} = \\frac{\\frac{19}{4}\\cdot-\\frac{1}{4}+\\frac{7}{8}\\cdot\\frac{1}{2}}{\\frac{3}{5}\\cdot-\\frac{1}{4}+\\frac{3}{2}\\cdot\\frac{1}{2}}  = \\frac{-\\frac{19}{16}+\\frac{7}{16}}{-\\frac{3}{20}+\\frac{3}{4}}  = \\frac{-\\frac{3}{4}}{\\frac{3}{5}} = -\\frac{3}{4} \\cdot \\frac{5}{3} = -\\frac{5}{4}$"], ["$\\displaystyle \\frac{\\frac{-\\frac{10}{3}}{-4}+\\frac{\\frac{16}{7}}{-3}}{\\frac{4}{\\frac{14}{3}}+\\frac{-\\frac{18}{7}}{4}}$", "$\\displaystyle \\frac{\\frac{-\\frac{10}{3}}{-4}+\\frac{\\frac{16}{7}}{-3}}{\\frac{4}{\\frac{14}{3}}+\\frac{-\\frac{18}{7}}{4}} = \\frac{-\\frac{10}{3}\\cdot-\\frac{1}{4}+\\frac{16}{7}\\cdot-\\frac{1}{3}}{4\\cdot\\frac{3}{14}+-\\frac{18}{7}\\cdot\\frac{1}{4}}  = \\frac{\\frac{5}{6}-\\frac{16}{21}}{\\frac{6}{7}-\\frac{9}{14}}  = \\frac{\\frac{1}{14}}{\\frac{3}{14}} = \\frac{1}{14} \\cdot \\frac{14}{3} = \\frac{1}{3}$"], ["$\\displaystyle \\frac{\\frac{\\frac{13}{2}}{-10}+\\frac{\\frac{7}{4}}{5}}{\\frac{\\frac{7}{6}}{-4}+\\frac{\\frac{15}{4}}{9}}$", "$\\displaystyle \\frac{\\frac{\\frac{13}{2}}{-10}+\\frac{\\frac{7}{4}}{5}}{\\frac{\\frac{7}{6}}{-4}+\\frac{\\frac{15}{4}}{9}} = \\frac{\\frac{13}{2}\\cdot-\\frac{1}{10}+\\frac{7}{4}\\cdot\\frac{1}{5}}{\\frac{7}{6}\\cdot-\\frac{1}{4}+\\frac{15}{4}\\cdot\\frac{1}{9}}  = \\frac{-\\frac{13}{20}+\\frac{7}{20}}{-\\frac{7}{24}+\\frac{5}{12}}  = \\frac{-\\frac{3}{10}}{\\frac{1}{8}} = -\\frac{3}{10} \\cdot 8 = -\\frac{12}{5}$"], ["$\\displaystyle \\frac{\\frac{\\frac{8}{21}}{-2}+\\frac{-\\frac{16}{7}}{-3}}{\\frac{3}{\\frac{7}{3}}+\\frac{-\\frac{15}{7}}{5}}$", "$\\displaystyle \\frac{\\frac{\\frac{8}{21}}{-2}+\\frac{-\\frac{16}{7}}{-3}}{\\frac{3}{\\frac{7}{3}}+\\frac{-\\frac{15}{7}}{5}} = \\frac{\\frac{8}{21}\\cdot-\\frac{1}{2}+-\\frac{16}{7}\\cdot-\\frac{1}{3}}{3\\cdot\\frac{3}{7}+-\\frac{15}{7}\\cdot\\frac{1}{5}}  = \\frac{-\\frac{4}{21}+\\frac{16}{21}}{\\frac{9}{7}-\\frac{3}{7}}  = \\frac{\\frac{4}{7}}{\\frac{6}{7}} = \\frac{4}{7} \\cdot \\frac{7}{6} = \\frac{2}{3}$"], ["$\\displaystyle \\frac{\\frac{\\frac{20}{7}}{-4}+\\frac{-10}{-\\frac{7}{2}}}{\\frac{-2}{-\\frac{7}{8}}+\\frac{-\\frac{15}{7}}{5}}$", "$\\displaystyle \\frac{\\frac{\\frac{20}{7}}{-4}+\\frac{-10}{-\\frac{7}{2}}}{\\frac{-2}{-\\frac{7}{8}}+\\frac{-\\frac{15}{7}}{5}} = \\frac{\\frac{20}{7}\\cdot-\\frac{1}{4}+-10\\cdot-\\frac{2}{7}}{-2\\cdot-\\frac{8}{7}+-\\frac{15}{7}\\cdot\\frac{1}{5}}  = \\frac{-\\frac{5}{7}+\\frac{20}{7}}{\\frac{16}{7}-\\frac{3}{7}}  = \\frac{\\frac{15}{7}}{\\frac{13}{7}} = \\frac{15}{7} \\cdot \\frac{7}{13} = \\frac{15}{13}$"], ["$\\displaystyle \\frac{\\frac{4}{\\frac{11}{5}}+\\frac{-\\frac{21}{11}}{3}}{\\frac{-3}{\\frac{8}{3}}+\\frac{-\\frac{7}{2}}{7}}$", "$\\displaystyle \\frac{\\frac{4}{\\frac{11}{5}}+\\frac{-\\frac{21}{11}}{3}}{\\frac{-3}{\\frac{8}{3}}+\\frac{-\\frac{7}{2}}{7}} = \\frac{4\\cdot\\frac{5}{11}+-\\frac{21}{11}\\cdot\\frac{1}{3}}{-3\\cdot\\frac{3}{8}+-\\frac{7}{2}\\cdot\\frac{1}{7}}  = \\frac{\\frac{20}{11}-\\frac{7}{11}}{-\\frac{9}{8}-\\frac{1}{2}}  = \\frac{\\frac{13}{11}}{-\\frac{13}{8}} = \\frac{13}{11} \\cdot -\\frac{8}{13} = -\\frac{8}{11}$"]],+[["$\\displaystyle \\frac{\\frac{\\frac{9}{5}}{6}+\\frac{-2}{\\frac{10}{3}}}{\\frac{-\\frac{11}{3}}{-7}+\\frac{\\frac{8}{7}}{8}}$", "$\\displaystyle \\frac{\\frac{\\frac{9}{5}}{6}+\\frac{-2}{\\frac{10}{3}}}{\\frac{-\\frac{11}{3}}{-7}+\\frac{\\frac{8}{7}}{8}} = \\frac{\\frac{9}{5}\\cdot\\frac{1}{6}+-2\\cdot\\frac{3}{10}}{-\\frac{11}{3}\\cdot-\\frac{1}{7}+\\frac{8}{7}\\cdot\\frac{1}{8}}  = \\frac{\\frac{3}{10}-\\frac{3}{5}}{\\frac{11}{21}+\\frac{1}{7}}  = \\frac{\\frac{3}{10}-\\frac{6}{10}{\\frac{11}{21}+\\frac{3}{21}} = \\frac{-\\frac{3}{10}}{\\frac{2}{3}} = -\\frac{3}{10} \\cdot \\frac{3}{2} = -\\frac{9}{20}$"], ["$\\displaystyle \\frac{\\frac{-2}{\\frac{26}{19}}+\\frac{2}{\\frac{26}{17}}}{\\frac{-\\frac{16}{13}}{4}+\\frac{7}{\\frac{13}{2}}}$", "$\\displaystyle \\frac{\\frac{-2}{\\frac{26}{19}}+\\frac{2}{\\frac{26}{17}}}{\\frac{-\\frac{16}{13}}{4}+\\frac{7}{\\frac{13}{2}}} = \\frac{-2\\cdot\\frac{19}{26}+2\\cdot\\frac{17}{26}}{-\\frac{16}{13}\\cdot\\frac{1}{4}+7\\cdot\\frac{2}{13}}  \\frac{-\\frac{19}{13}+\\frac{17}{13}}{-\\frac{4}{13}+\\frac{14}{13}}  = \\frac{-\\frac{19}{13}+\\frac{17}{13}{-\\frac{4}{13}+\\frac{14}{13}} = \\frac{-\\frac{2}{13}}{\\frac{10}{13}} = -\\frac{2}{13} \\cdot \\frac{13}{10} = -\\frac{1}{5}$"], ["$\\displaystyle \\frac{\\frac{-3}{-\\frac{19}{4}}+\\frac{-\\frac{12}{19}}{3}}{\\frac{-8}{-\\frac{15}{2}}+\\frac{-\\frac{18}{5}}{9}}$", "$\\displaystyle \\frac{\\frac{-3}{-\\frac{19}{4}}+\\frac{-\\frac{12}{19}}{3}}{\\frac{-8}{-\\frac{15}{2}}+\\frac{-\\frac{18}{5}}{9}} = \\frac{-3\\cdot-\\frac{4}{19}+-\\frac{12}{19}\\cdot\\frac{1}{3}}{-8\\cdot-\\frac{2}{15}+-\\frac{18}{5}\\cdot\\frac{1}{9}}  = \\frac{\\frac{12}{19}-\\frac{4}{19}}{\\frac{16}{15}-\\frac{2}{5}}  = \\frac{\\frac{12}{19}-\\frac{4}{19}{\\frac{16}{15}-\\frac{6}{15}} = \\frac{\\frac{8}{19}}{\\frac{2}{3}} = \\frac{8}{19} \\cdot \\frac{3}{2} = \\frac{12}{19}$"], ["$\\displaystyle \\frac{\\frac{-\\frac{18}{17}}{-6}+\\frac{-\\frac{14}{17}}{-7}}{\\frac{\\frac{5}{2}}{6}+\\frac{2}{\\frac{8}{5}}}$", "$\\displaystyle \\frac{\\frac{-\\frac{18}{17}}{-6}+\\frac{-\\frac{14}{17}}{-7}}{\\frac{\\frac{5}{2}}{6}+\\frac{2}{\\frac{8}{5}}} = \\frac{-\\frac{18}{17}\\cdot-\\frac{1}{6}+-\\frac{14}{17}\\cdot-\\frac{1}{7}}{\\frac{5}{2}\\cdot\\frac{1}{6}+2\\cdot\\frac{5}{8}}  = \\frac{\\frac{3}{17}+\\frac{2}{17}}{\\frac{5}{12}+\\frac{5}{4}}  = \\frac{\\frac{3}{17}+\\frac{2}{17}{\\frac{5}{12}+\\frac{15}{12}} = \\frac{\\frac{5}{17}}{\\frac{5}{3}} = \\frac{5}{17} \\cdot \\frac{3}{5} = \\frac{3}{17}$"], ["$\\displaystyle \\frac{\\frac{\\frac{11}{8}}{-3}+\\frac{\\frac{3}{4}}{6}}{\\frac{\\frac{3}{4}}{5}+\\frac{-\\frac{2}{5}}{-4}}$", "$\\displaystyle \\frac{\\frac{\\frac{11}{8}}{-3}+\\frac{\\frac{3}{4}}{6}}{\\frac{\\frac{3}{4}}{5}+\\frac{-\\frac{2}{5}}{-4}} = \\frac{\\frac{11}{8}\\cdot-\\frac{1}{3}+\\frac{3}{4}\\cdot\\frac{1}{6}}{\\frac{3}{4}\\cdot\\frac{1}{5}+-\\frac{2}{5}\\cdot-\\frac{1}{4}}  = \\frac{-\\frac{11}{24}+\\frac{1}{8}}{\\frac{3}{20}+\\frac{1}{10}}  = \\frac{-\\frac{11}{24}+\\frac{3}{24}{\\frac{3}{20}+\\frac{2}{20}} = \\frac{-\\frac{1}{3}}{\\frac{1}{4}} = -\\frac{1}{3} \\cdot 4 = -\\frac{4}{3}$"], ["$\\displaystyle \\frac{\\frac{-\\frac{19}{4}}{4}+\\frac{\\frac{13}{8}}{2}}{\\frac{\\frac{15}{8}}{-6}+\\frac{-\\frac{3}{2}}{3}}$", "$\\displaystyle \\frac{\\frac{-\\frac{19}{4}}{4}+\\frac{\\frac{13}{8}}{2}}{\\frac{\\frac{15}{8}}{-6}+\\frac{-\\frac{3}{2}}{3}} = \\frac{-\\frac{19}{4}\\cdot\\frac{1}{4}+\\frac{13}{8}\\cdot\\frac{1}{2}}{\\frac{15}{8}\\cdot-\\frac{1}{6}+-\\frac{3}{2}\\cdot\\frac{1}{3}}  = \\frac{-\\frac{19}{16}+\\frac{13}{16}}{-\\frac{5}{16}-\\frac{1}{2}}  = \\frac{-\\frac{19}{16}+\\frac{13}{16}{-\\frac{5}{16}-\\frac{8}{16}} = \\frac{-\\frac{3}{8}}{-\\frac{13}{16}} = -\\frac{3}{8} \\cdot -\\frac{16}{13} = \\frac{6}{13}$"], ["$\\displaystyle \\frac{\\frac{7}{-\\frac{9}{2}}+\\frac{-\\frac{7}{3}}{-3}}{\\frac{\\frac{10}{3}}{-6}+\\frac{-4}{\\frac{9}{2}}}$", "$\\displaystyle \\frac{\\frac{7}{-\\frac{9}{2}}+\\frac{-\\frac{7}{3}}{-3}}{\\frac{\\frac{10}{3}}{-6}+\\frac{-4}{\\frac{9}{2}}} = \\frac{7\\cdot-\\frac{2}{9}+-\\frac{7}{3}\\cdot-\\frac{1}{3}}{\\frac{10}{3}\\cdot-\\frac{1}{6}+-4\\cdot\\frac{2}{9}}  = \\frac{-\\frac{14}{9}+\\frac{7}{9}}{-\\frac{5}{9}-\\frac{8}{9}}  = \\frac{-\\frac{14}{9}+\\frac{7}{9}{-\\frac{5}{9}-\\frac{8}{9}} = \\frac{-\\frac{7}{9}}{-\\frac{13}{9}} = -\\frac{7}{9} \\cdot -\\frac{9}{13} = \\frac{7}{13}$"], ["$\\displaystyle \\frac{\\frac{-\\frac{14}{3}}{6}+\\frac{\\frac{2}{3}}{4}}{\\frac{-2}{\\frac{12}{17}}+\\frac{2}{\\frac{4}{5}}}$", "$\\displaystyle \\frac{\\frac{-\\frac{14}{3}}{6}+\\frac{\\frac{2}{3}}{4}}{\\frac{-2}{\\frac{12}{17}}+\\frac{2}{\\frac{4}{5}}} = \\frac{-\\frac{14}{3}\\cdot\\frac{1}{6}+\\frac{2}{3}\\cdot\\frac{1}{4}}{-2\\cdot\\frac{17}{12}+2\\cdot\\frac{5}{4}}  = \\frac{-\\frac{7}{9}+\\frac{1}{6}}{-\\frac{17}{6}+\\frac{5}{2}}  = \\frac{-\\frac{14}{18}+\\frac{3}{18}{-\\frac{17}{6}+\\frac{15}{6}} = \\frac{-\\frac{11}{18}}{-\\frac{1}{3}} = -\\frac{11}{18\\cdot -3 = \\frac{11}{6}$"], ["$\\displaystyle \\frac{\\frac{-\\frac{34}{19}}{-2}+\\frac{-3}{\\frac{19}{5}}}{\\frac{\\frac{8}{5}}{6}+\\frac{\\frac{18}{5}}{-9}}$", "$\\displaystyle \\frac{\\frac{-\\frac{34}{19}}{-2}+\\frac{-3}{\\frac{19}{5}}}{\\frac{\\frac{8}{5}}{6}+\\frac{\\frac{18}{5}}{-9}} = \\frac{-\\frac{34}{19}\\cdot-\\frac{1}{2}+-3\\cdot\\frac{5}{19}}{\\frac{8}{5}\\cdot\\frac{1}{6}+\\frac{18}{5}\\cdot-\\frac{1}{9}}  = \\frac{\\frac{17}{19}-\\frac{15}{19}}{\\frac{4}{15}-\\frac{2}{5}}  = \\frac{\\frac{17}{19}-\\frac{15}{19}{\\frac{4}{15}-\\frac{6}{15}} = \\frac{\\frac{2}{19}}{-\\frac{2}{15}} = \\frac{2}{19} \\cdot -\\frac{15}{2} = -\\frac{15}{19}$"], ["$\\displaystyle \\frac{\\frac{-4}{-\\frac{18}{7}}+\\frac{\\frac{16}{3}}{-6}}{\\frac{-2}{-\\frac{6}{5}}+\\frac{-3}{-\\frac{9}{2}}}$", "$\\displaystyle \\frac{\\frac{-4}{-\\frac{18}{7}}+\\frac{\\frac{16}{3}}{-6}}{\\frac{-2}{-\\frac{6}{5}}+\\frac{-3}{-\\frac{9}{2}}} = \\frac{-4\\cdot-\\frac{7}{18}+\\frac{16}{3}\\cdot-\\frac{1}{6}}{-2\\cdot-\\frac{5}{6}+-3\\cdot-\\frac{2}{9}}  = \\frac{\\frac{14}{9}-\\frac{8}{9}}{\\frac{5}{3}+\\frac{2}{3}}  = \\frac{\\frac{14}{9}-\\frac{8}{9}{\\frac{5}{3}+\\frac{2}{3}} = \\frac{\\frac{2}{3}}{\\frac{7}{3}} = \\frac{2}{3} \\cdot \\frac{3}{7} = \\frac{2}{7}$"]],
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  • lehrkraefte/blc/miniaufgaben.txt
  • Last modified: 2024/04/23 10:15
  • by Ivo Blöchliger