lehrkraefte:blc:miniaufgaben:kw33-2021 [https://fginfo.ksbg.ch Fachgruppe Informatik der KSBG]

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==== Freitag 20. August 2021 ====
Berechnen Sie:
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[["$$\\left(\\frac{3}{2}+\\frac{7}{3}\\right):\\frac{46}{21}$$", "$$\\left(\\frac{9}{6}+\\frac{14}{6}\\right):\\frac{46}{21}=\\frac{23}{6}:\\frac{46}{21}=\\frac{7}{4}$$"], ["$$-\\frac{2}{5}:\\left(-\\frac{4}{31}\\right)-\\frac{3}{2}$$", "$$\\frac{31}{10}-\\frac{3}{2}=\\frac{31}{10}-\\frac{15}{10}=\\frac{8}{5}$$"], ["$$\\left(\\frac{1}{2}-\\frac{5}{4}\\right):\\frac{9}{28}$$", "$$\\left(\\frac{2}{4}-\\frac{5}{4}\\right):\\frac{9}{28}=-\\frac{3}{4}:\\frac{9}{28}=-\\frac{7}{3}$$"], ["$$-\\frac{2}{5}:\\left(-\\frac{4}{25}\\right)-\\frac{4}{3}$$", "$$\\frac{5}{2}-\\frac{4}{3}=\\frac{15}{6}-\\frac{8}{6}=\\frac{7}{6}$$"], ["$$\\left(\\frac{2}{3}-\\frac{9}{5}\\right)\\cdot\\left(-\\frac{15}{34}\\right)$$", "$$\\left(\\frac{10}{15}-\\frac{27}{15}\\right)\\cdot-\\frac{15}{34}=-\\frac{17}{15}\\cdot-\\frac{15}{34}=\\frac{1}{2}$$"], ["$$\\left(\\frac{5}{2}-\\frac{7}{5}\\right)\\cdot\\frac{50}{33}$$", "$$\\left(\\frac{25}{10}-\\frac{14}{10}\\right)\\cdot\\frac{50}{33}=\\frac{11}{10}\\cdot\\frac{50}{33}=\\frac{5}{3}$$"], ["$$\\left(\\frac{9}{2}-\\frac{7}{5}\\right):\\frac{31}{15}$$", "$$\\left(\\frac{45}{10}-\\frac{14}{10}\\right):\\frac{31}{15}=\\frac{31}{10}:\\frac{31}{15}=\\frac{3}{2}$$"], ["$$\\frac{3}{5}:\\frac{18}{65}-\\frac{2}{3}$$", "$$\\frac{13}{6}-\\frac{2}{3}=\\frac{13}{6}-\\frac{4}{6}=\\frac{3}{2}$$"], ["$$\\left(\\frac{7}{4}-\\frac{3}{2}\\right)\\cdot\\frac{8}{3}$$", "$$\\left(\\frac{7}{4}-\\frac{6}{4}\\right)\\cdot\\frac{8}{3}=\\frac{1}{4}\\cdot\\frac{8}{3}=\\frac{2}{3}$$"], ["$$\\left(\\frac{2}{3}-\\frac{5}{2}\\right):\\frac{11}{7}$$", "$$\\left(\\frac{4}{6}-\\frac{15}{6}\\right):\\frac{11}{7}=-\\frac{11}{6}:\\frac{11}{7}=-\\frac{7}{6}$$"]],
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