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Aufgaben

Addition

$4+{\frac {4}{9}}\ \qquad \ {\frac {3}{13}}+9\ \qquad \ 1+{\frac {5}{7}}\ \$

Antwort

$\ {\tfrac {40}{9}}\qquad$ $\ {\tfrac {120}{13}}\qquad$ $\ {\tfrac {12}{7}}$

$7+{\frac {4}{7}}\ \qquad \ {\frac {4}{5}}+1\ \qquad \ {\frac {2}{3}}+11\ \$

Antwort

$\ {\tfrac {53}{7}}\qquad$ $\ {\tfrac {9}{5}}\qquad$ $\ {\tfrac {35}{3}}$

$3+{\frac {2}{3}}\ \qquad \ {\frac {10}{11}}+6\ \qquad \ 1+{\frac {8}{9}}\ \$

Antwort

$\ {\tfrac {11}{3}}\qquad$ $\ {\tfrac {76}{11}}\qquad$ $\ {\tfrac {17}{9}}$

$5+{\frac {2}{7}}\ \qquad \ 1+{\frac {1}{6}}\ \qquad \ {\frac {8}{9}}+9\ \$

Antwort

$\ {\tfrac {37}{7}}\qquad$ $\ {\tfrac {7}{6}}\qquad$ $\ {\tfrac {89}{9}}$

${\frac {1}{9}}+4\ \qquad \ 8+{\frac {3}{13}}\ \qquad \ {\frac {1}{7}}+5\ \$

Antwort

$\ {\tfrac {37}{9}}\qquad$ $\ {\tfrac {111}{13}}\qquad$ $\ {\tfrac {36}{7}}$

$8+{\frac {4}{7}}\ \qquad \ {\frac {4}{5}}+3\ \qquad \ 10+{\frac {2}{3}}\ \$

Antwort

$\ {\tfrac {60}{7}}\qquad$ $\ {\tfrac {19}{5}}\qquad$ $\ {\tfrac {32}{3}}$

${\frac {2}{3}}+1\ \qquad \ 6+{\frac {6}{11}}\ \qquad \ 1+{\frac {12}{13}}\ \$

Antwort

$\ {\tfrac {5}{3}}\qquad$ $\ {\tfrac {72}{11}}\qquad$ $\ {\tfrac {25}{13}}$

$6+{\frac {5}{7}}\ \qquad \ 1+{\frac {1}{12}}\ \qquad \ {\frac {1}{9}}+9\ \$

Antwort

$\ {\tfrac {47}{7}}\qquad$ $\ {\tfrac {13}{12}}\qquad$ $\ {\tfrac {82}{9}}$

Substraktion

$4-{\frac {25}{9}}\ \qquad$
$\ 9-{\frac {3}{13}}\ \qquad$
$\ {\frac {13}{7}}-3\ \qquad$
$\ {\frac {23}{5}}-1\$

Antwort

$\ {\tfrac {11}{9}}\qquad$ $\ 8{\tfrac {10}{13}}\qquad$ $\ -1{\tfrac {1}{7}}\qquad$ $\ 3{\tfrac {3}{5}}$

$7-{\frac {24}{7}}\ \qquad$
$\ 1-{\frac {4}{5}}\ \qquad$
$\ {\frac {44}{3}}-11\ \qquad$
$\ {\frac {19}{4}}-7\$

Antwort

$\ 3{\tfrac {4}{7}}\qquad$ $\ {\tfrac {1}{5}}\qquad$ $\ {\tfrac {11}{3}}\qquad$ $\ -2{\tfrac {1}{4}}$

$3-{\frac {25}{3}}\ \qquad$
$\ 6-{\frac {10}{11}}\ \qquad$
$\ {\frac {10}{9}}-1\ \qquad$
$\ {\frac {5}{13}}-5\$

Antwort

$\ -5{\tfrac {1}{3}}\qquad$ $\ {\tfrac {56}{11}}\qquad$ $\ {\tfrac {1}{9}}\qquad$ $\ -4{\tfrac {8}{13}}$

$5-{\frac {52}{7}}\ \qquad$
$\ 1-{\frac {1}{6}}\ \qquad$
$\ {\frac {143}{9}}-10\ \qquad$
$\ {\frac {16}{17}}-1\$

Antwort

$\ -{\tfrac {17}{7}}\qquad$ $\ {\tfrac {5}{6}}\qquad$ $\ {\tfrac {53}{9}}\qquad$ $\ -{\tfrac {1}{17}}$

$1-{\frac {11}{9}}\ \qquad$
$\ 8-{\frac {105}{13}}\ \qquad$
$\ {\frac {69}{7}}-5\ \qquad$
$\ {\frac {1}{7}}-1\$

Antwort

$\ -{\tfrac {2}{9}}\qquad$ $\ -{\tfrac {1}{8}}\qquad$ $\ {\tfrac {34}{7}}\qquad$ $\ -{\tfrac {6}{7}}$

$8-{\frac {4}{7}}\ \qquad$
$\ 3-{\frac {24}{5}}\ \qquad$
$\ {\frac {20}{11}}-1\ \qquad$
$\ {\frac {9}{14}}-4\$

Antwort

$\ {\tfrac {52}{7}}\qquad$ $\ -1{\tfrac {4}{5}}\qquad$ $\ {\tfrac {9}{11}}\qquad$ $\ -3{\tfrac {5}{14}}$

$1-{\frac {2}{7}}\ \qquad$
$\ 6-{\frac {67}{11}}\ \qquad$
$\ {\frac {79}{13}}-2\ \qquad$
$\ {\frac {8}{9}}-2\$

Antwort

$\ {\tfrac {5}{7}}\qquad$ $\ -{\tfrac {1}{11}}\qquad$ $\ 4{\tfrac {1}{13}}\qquad$ $\ -1{\tfrac {1}{9}}$

$6-{\frac {59}{7}}\ \qquad$
$\ 1-{\frac {1}{12}}\ \qquad$
$\ {\frac {100}{9}}-3\ \qquad$
$\ {\frac {26}{3}}-9\$

Antwort

$\ -2{\tfrac {3}{7}}\qquad$ $\ {\tfrac {11}{12}}\qquad$ $\ 8{\tfrac {1}{9}}\qquad$ $\ -{\tfrac {1}{3}}$

Gemischte Zahl in unechten Bruch

$4{\frac {4}{9}}\ \qquad \ 9{\frac {3}{13}}\ \qquad \ 1{\frac {5}{7}}\ \$

Antwort

$\ {\tfrac {40}{9}}\qquad$ $\ {\tfrac {120}{13}}\qquad$ $\ {\tfrac {12}{7}}$

$7{\frac {4}{7}}\ \qquad \ 1{\frac {4}{5}}\ \qquad \ 11{\frac {2}{3}}\ \$

Antwort

$\ {\tfrac {53}{7}}\qquad$ $\ {\tfrac {9}{5}}\qquad$ $\ {\tfrac {35}{3}}$

$3{\frac {2}{3}}\ \qquad \ 6{\frac {10}{11}}\ \qquad \ 1{\frac {8}{9}}\ \$

Antwort

$\ {\tfrac {11}{3}}\qquad$ $\ {\tfrac {76}{11}}\qquad$ $\ {\tfrac {17}{9}}$

$5{\frac {2}{7}}\ \qquad \ 1{\frac {1}{6}}\ \qquad \ 9{\frac {8}{9}}\ \$

Antwort

$\ {\tfrac {37}{7}}\qquad$ $\ {\tfrac {7}{6}}\qquad$ $\ {\tfrac {89}{9}}$

$4{\frac {1}{9}}\ \qquad \ 8{\frac {3}{13}}\ \qquad \ 5{\frac {1}{7}}\ \$

Antwort

$\ {\tfrac {37}{9}}\qquad$ $\ {\tfrac {111}{13}}\qquad$ $\ {\tfrac {36}{7}}$

$8{\frac {4}{7}}\ \qquad \ 3{\frac {4}{5}}\ \qquad \ 10{\frac {2}{3}}\ \$

Antwort

$\ {\tfrac {60}{7}}\qquad$ $\ {\tfrac {19}{5}}\qquad$ $\ {\tfrac {32}{3}}$

$1{\frac {2}{3}}\ \qquad \ 6{\frac {6}{11}}\ \qquad \ 1{\frac {12}{13}}\ \$

Antwort

$\ {\tfrac {5}{3}}\qquad$ $\ {\tfrac {72}{11}}\qquad$ $\ {\tfrac {25}{13}}$

$6{\frac {5}{7}}\ \qquad \ 1{\frac {1}{12}}\ \qquad \ 9{\frac {1}{9}}\ \$

Antwort

$\ {\tfrac {47}{7}}\qquad$ $\ {\tfrac {13}{12}}\qquad$ $\ {\tfrac {82}{9}}$

Unechten Bruch in gemischte Zahl

${\frac {392}{11}}\ \qquad \ {\frac {56}{8}}\ \qquad \ {\frac {133}{12}}\ \$

Antwort

$\ 35{\tfrac {7}{11}}\qquad$ $\ 7\qquad$ $\ 11{\tfrac {1}{12}}$

${\frac {447}{12}}\ \qquad \ {\frac {33}{5}}\ \qquad \ {\frac {99}{9}}\ \$

Antwort

$\ 37{\tfrac {3}{12}}\qquad$ $\ 6{\tfrac {3}{5}}\qquad$ $\ 11$

${\frac {442}{13}}\ \qquad \ {\frac {9}{5}}\ \qquad \ {\frac {97}{8}}\ \$

Antwort

$\ 34\qquad$ $\ 1{\tfrac {4}{5}}\qquad$ $\ 12{\tfrac {1}{8}}$

${\frac {447}{11}}\ \qquad \ {\frac {9}{7}}\ \qquad \ {\frac {35}{5}}\ \$

Antwort

$\ 40{\tfrac {7}{11}}\qquad$ $\ 1{\tfrac {2}{7}}\qquad$ $\ 7$

${\frac {389}{11}}\ \qquad \ {\frac {72}{8}}\ \qquad \ {\frac {135}{12}}\ \$

Antwort

$\ 35{\tfrac {4}{11}}\qquad$ $\ 9\qquad$ $\ 11{\tfrac {3}{12}}$

${\frac {451}{12}}\ \qquad \ {\frac {39}{5}}\ \qquad \ {\frac {88}{8}}\ \$

Antwort

$\ 37{\tfrac {7}{12}}\qquad$ $\ 7{\tfrac {4}{5}}\qquad$ $\ 11$

${\frac {455}{13}}\ \qquad \ {\frac {11}{5}}\ \qquad \ {\frac {95}{8}}\ \$

Antwort

$\ 35\qquad$ $\ 2{\tfrac {1}{5}}\qquad$ $\ 11{\tfrac {7}{8}}$

${\frac {407}{11}}\ \qquad \ {\frac {8}{7}}\ \qquad \ {\frac {38}{5}}\ \$

Antwort

$\ 37\qquad$ $\ 1{\tfrac {1}{7}}\qquad$ $\ 7{\tfrac {3}{5}}$

Multiplikation

$15\cdot {\frac {2}{3}}\ \qquad \$
$255\cdot {\frac {5}{12}}\ \qquad \$
${\frac {3}{7}}\ \cdot 21\ \qquad \$
${\frac {3}{13}}\ \cdot 2\$

Antwort

$\textstyle \ {\frac {30}{3}}=10\qquad$
$\textstyle \ {\frac {1275}{12}}=106,25\qquad$
$\textstyle \ {\frac {63}{7}}=9\qquad$
$\textstyle \ {\frac {6}{13}}\approx 0,46\qquad$

$2\cdot {\frac {7}{20}}\ \qquad \$
$303\cdot {\frac {5}{24}}\ \qquad \$
${\frac {3}{11}}\ \cdot 77\ \qquad \$
${\frac {3}{13}}\ \cdot 52\$

Antwort

$\textstyle \ {\frac {14}{20}}=0,7\qquad$
$\textstyle \ {\frac {1515}{24}}=63,125\qquad$
$\textstyle \ {\frac {231}{11}}=21\qquad$
$\textstyle \ {\frac {156}{13}}=12\qquad$

$3\cdot {\frac {1}{4}}\ \qquad \$
$132\cdot {\frac {7}{8}}\ \qquad \$
${\frac {1}{7}}\ \cdot 56\ \qquad \$
${\frac {3}{4}}\ \cdot 52\$

Antwort

$\textstyle \ {\frac {3}{4}}=0,75\qquad$
$\textstyle \ {\frac {924}{8}}=115,5\qquad$
$\textstyle \ {\frac {56}{7}}=8\qquad$
$\textstyle \ {\frac {156}{4}}=39\qquad$

$15\cdot {\frac {4}{5}}\ \qquad \$
$6\cdot {\frac {2}{27}}\ \qquad \$
${\frac {5}{6}}\ \cdot 21\ \qquad \$
${\frac {3}{11}}\ \cdot 209\$

Antwort

$\textstyle \ {\frac {60}{5}}=12\qquad$
$\textstyle \ {\frac {12}{27}}=0,{\dot {4}}\qquad$
$\textstyle \ {\frac {105}{6}}=17,5\qquad$
$\textstyle \ {\frac {627}{11}}=57\qquad$

$225\cdot {\frac {2}{5}}\ \qquad \$
$3\cdot {\frac {1}{5}}\ \qquad \$
${\frac {3}{11}}\ \cdot 22\ \qquad \$
${\frac {5}{12}}\ \cdot 7\$

Antwort

$\textstyle \ {\frac {510}{5}}=102\qquad$
$\textstyle \ {\frac {3}{5}}=0,6\qquad$
$\textstyle \ {\frac {66}{11}}=6\qquad$
$\textstyle \ {\frac {35}{12}}=2,91{\dot {6}}\qquad$

$2\cdot {\frac {2}{5}}\ \qquad \$
$143\cdot {\frac {7}{13}}\ \qquad \$
${\frac {2}{7}}\ \cdot 105\ \qquad \$
${\frac {7}{10}}\ \cdot 3\$

Antwort

$\textstyle \ {\frac {4}{5}}=0,8\qquad$
$\textstyle \ {\frac {1001}{13}}=77\qquad$
$\textstyle \ {\frac {210}{7}}=30\qquad$
$\textstyle \ {\frac {21}{10}}=2,1\qquad$

$711\cdot {\frac {2}{3}}\ \qquad \$
$4\cdot {\frac {7}{20}}\ \qquad \$
${\frac {3}{11}}\ \cdot 2\ \qquad \$
${\frac {3}{5}}\ \cdot 4\$

Antwort

$\textstyle \ {\frac {1422}{3}}=474\qquad$
$\textstyle \ {\frac {28}{20}}=1,4\qquad$
$\textstyle \ {\frac {6}{11}}=0,{\overline {54}}\qquad$
$\textstyle \ {\frac {12}{5}}=2,4\qquad$

$2\cdot {\frac {5}{16}}\ \qquad \$
$25\cdot {\frac {2}{5}}\ \qquad \$
${\frac {3}{7}}\ \cdot 217\ \qquad \$
${\frac {3}{13}}\ \cdot 26\$

Antwort

$\textstyle \ {\frac {10}{16}}=0,625\qquad$
$\textstyle \ {\frac {50}{5}}=10\qquad$
$\textstyle \ {\frac {651}{7}}=93\qquad$
$\textstyle \ {\frac {78}{13}}=6\qquad$

Division

$15:{\frac {3}{2}}\ \qquad \$
$\ 255:{\frac {12}{5}}\ \qquad \$
$\ {\frac {7}{3}}\ :21\ \qquad \$
$\ {\frac {3}{13}}\ :2\$

Antwort

$\textstyle \ {\frac {30}{3}}=10\qquad$
$\textstyle \ {\frac {7}{63}}=0,{\dot {1}}\qquad$
$\textstyle \ {\frac {3}{26}}\approx 0,1154\qquad$
$\textstyle \ {\frac {6}{13}}\approx 0,46\qquad$

$2:{\frac {20}{7}}\ \qquad \$
$\ 303:{\frac {24}{5}}\ \qquad \$
$\ {\frac {22}{3}}\ :77\ \qquad \$
$\ {\frac {65}{3}}\ :52\$

Antwort

$\textstyle \ {\frac {14}{20}}=0,7\qquad$
$\textstyle \ {\frac {1515}{24}}=63,125\qquad$
$\textstyle \ {\frac {22}{231}}\approx 0,0952\qquad$
$\textstyle \ {\frac {65}{156}}\approx 0,41{\dot {6}}\qquad$

$3:{\frac {4}{5}}\ \qquad \$
$\ 132:{\frac {8}{7}}\ \qquad \$
$\ {\frac {7}{2}}\ :56\ \qquad \$
$\ {\frac {11}{4}}\ :55\$

Antwort

$\textstyle \ {\frac {15}{4}}=3,75\qquad$
$\textstyle \ {\frac {924}{8}}=115,5\qquad$
$\textstyle \ {\frac {7}{112}}=0,0625\qquad$
$\textstyle \ {\frac {11}{220}}=0,05\qquad$

$15:{\frac {5}{4}}\ \qquad \$
$\ 6:{\frac {27}{2}}\ \qquad \$
$\ {\frac {6}{5}}\ :21\ \qquad \$
$\ {\frac {11}{3}}\ :209\$

Antwort

$\textstyle \ {\frac {60}{5}}=12\qquad$
$\textstyle \ {\frac {12}{27}}=0,{\dot {4}}\qquad$
$\textstyle \ {\frac {6}{105}}\approx 0,057\qquad$
$\textstyle \ {\frac {11}{627}}\approx 0,0175\qquad$

$225:{\frac {5}{2}}\ \qquad \$
$\ 3:{\frac {5}{3}}\ \qquad \$
$\ {\frac {11}{3}}\ :22\ \qquad \$
$\ {\frac {14}{5}}\ :7\$

Antwort

$\textstyle \ {\frac {510}{5}}=102\qquad$
$\textstyle \ {\frac {3}{5}}=0,6\qquad$
$\textstyle \ {\frac {66}{11}}=6\qquad$
$\textstyle \ {\frac {35}{12}}=2,91{\dot {6}}\qquad$

$2:{\frac {5}{2}}\ \qquad \$
$\ 143:{\frac {13}{7}}\ \qquad \$
$\ {\frac {7}{6}}\ :105\ \qquad \$
$\ {\frac {9}{10}}\ :3\$

Antwort

$\textstyle \ {\frac {4}{5}}=0,8\qquad$
$\textstyle \ {\frac {1001}{13}}=77\qquad$
$\textstyle \ {\frac {210}{7}}=30\qquad$
$\textstyle \ {\frac {21}{10}}=2,1\qquad$

$711:{\frac {3}{2}}\ \qquad \$
$\ 4:{\frac {20}{7}}\ \qquad \$
$\ {\frac {11}{3}}\ :2\ \qquad \$
$\ {\frac {3}{5}}\ :4\$

Antwort

$\textstyle \ {\frac {1422}{3}}=474\qquad$
$\textstyle \ {\frac {28}{20}}=1,4\qquad$
$\textstyle \ {\frac {11}{6}}=1,8{\overline {3}}\qquad$
$\textstyle \ {\frac {3}{20}}=0,15\qquad$

$2:{\frac {16}{5}}\ \qquad \$
$\ 25:{\frac {5}{2}}\ \qquad \$
$\ {\frac {93}{4}}\ :31\ \qquad \$
$\ {\frac {13}{3}}\ :26\$

Antwort

$\textstyle \ {\frac {10}{16}}=0,625\qquad$
$\textstyle \ {\frac {50}{5}}=10\qquad$
$\textstyle \ {\frac {93}{124}}=0,75\qquad$
$\textstyle \ {\frac {13}{78}}=0,1{\dot {6}}\qquad$