Profilbild von Thomas Haubner
  • Beispiele Rechenaufgaben 2
  • TH
    premium-12m
  • 17.06.2019
  • Mathematik
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  • 1
    Fülle die Lücken!
    • 4 + = 23
    • 8 + = 27
    • 9 + = 19
    • 4 + = 21
    • 2 + = 15
    • 8 17 =
    • 7 + = 21
    • 6 17 =
    • 3 + = 20
    2
    Fülle die Lücken! (Zahlen 1-100)
    • 117 - = 39
    • 37 - = 21
    • 126 - = 93
    • 29 - = 20
    • 79 - = 46
    • 182 - = 90
    • 96 - = 69
    • 101 - = 13
    • 96 - = 35
    3
    Finde die richtige Rechenoperation!
    • 2 + = 12
    • 4 + = 13
    • 2 + = 10
    • 12 5 = 7
    • 7 3 = 4
    • 12 9 = 3
    • 11 6 = 5
    • 13 8 = 5
    • 3 + = 12
    4
    Fülle die Lücken! (Zahlen 1-100)
    • 64 - = 9
    • 8 - = 4
    • 42 - = 18
    • 18 - = 15
    • 50 - = 9
    • 22 - = 6
    • 51 - = 27
    • 44 - = 8
    • 28 - = 20
    5
    Fülle die Lücken! (Dezimalstellen)
    • 14,30 - = 5,35
    • 11,60 - = 4,71
    • 11,55 - = 8,67
    • 9,93 - = 5,39
    • 11,16 - = 9,70
    • 6,28 - = 2,81
    • 7,21 - = 1,97
    • 12,31 - = 9,42
    • 11,27 - = 5,52
  • 6
    Multipliziere!
    • 4,86 ⋅ 7,74 =
    • 2,94 ⋅ 4,28 =
    • 6,59 ⋅ 8,19 =
    • 3,52 ⋅ 4,29 =
    • 4,48 ⋅ 4,00 =
    • 8,12 ⋅ 2,90 =
    7
    Multipliziere und runde!
    • 6,80 € ⋅ 5,92 =
    • 7,76 € ⋅ 9,49 =
    • 5,80 € ⋅ 9,59 =
    • 7,84 € ⋅ 6,92 =
    • 7,39 € ⋅ 8,56 =
    • 1,90 € ⋅ 2,24 =
    8
    Dividiere!
    • 27 : 9 =
    • 16 : 8 =
    • 72 : 9 =
    • 27 : 3 =
    • 16 : 2 =
    • 10 : 5 =
    9
    Dividiere! (ACHTUNG FEHLER!)
    • 5 : 4 =
    • 4 : 8 =
    • 8 : 4 =
    • 4 : 5 =
    • 3 : 3 =
    • 7 : 7 =
    10
    Berechne!
    • 42=16\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} 4^2 = \cloze{16}
    • 62=36\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \cloze{6}^2 = 36
    • 42=16\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \cloze{4}^2 = 16
    • 72=49\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} 7^2 = \cloze{49}
    • 82=64\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} 8^2 = \cloze{64}
    • 12=1\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \cloze{1}^2 = 1
    11
    Berechne!
    • 64=8\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \sqrt{64} = \cloze{8}
    • 36=6\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \sqrt{\cloze{36}} = 6
    • 16=4\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \sqrt{16} = \cloze{4}
    • 1=1\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \sqrt{\cloze{1}} = 1
    • 64=8\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \sqrt{\cloze{64}} = 8
    • 9=3\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \sqrt{9} = \cloze{3}
  • 12
    Kürze so weit wie möglich!
    • 4224=74\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{42}{24} = \frac{\cloze{7}}{\cloze{4}}
    • 2849=47\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{28}{49} = \frac{\cloze{4}}{\cloze{7}}
    • 824=13\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{8}{24} = \frac{\cloze{1}}{\cloze{3}}
    • 4048=56\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{40}{48} = \frac{\cloze{5}}{\cloze{6}}
    • 981=19\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{9}{81} = \frac{\cloze{1}}{\cloze{9}}
    • 2427=89\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{24}{27} = \frac{\cloze{8}}{\cloze{9}}
    • 7049=107\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{70}{49} = \frac{\cloze{10}}{\cloze{7}}
    • 742=16\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{7}{42} = \frac{\cloze{1}}{\cloze{6}}
    • 2715=95\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{27}{15} = \frac{\cloze{9}}{\cloze{5}}
    13
    Kürze so weit wie möglich!
    • 6335=95\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{63}{35}=\cloze{ \frac{9}{5} }
    • 5445=65\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{54}{45}=\cloze{ \frac{6}{5} }
    • 4056=57\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{40}{56}=\cloze{ \frac{5}{7} }
    • 1830=610\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{18}{30}=\cloze{ \frac{6}{10} }
    • 912=34\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{9}{12}=\cloze{ \frac{3}{4} }
    • 17=17\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{1}{7}=\cloze{ \frac{1}{7} }
    14
    Kürze so weit wie möglich!
    • 33=11\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{3}{3} =\frac{\cloze{1}}{\cloze{1}}
    • 8040=21\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{80}{40} =\frac{\cloze{2}}{\cloze{1}}
    • 288=72\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{28}{8} =\frac{\cloze{7}}{\cloze{2}}
    • 159=53\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{15}{9} =\frac{\cloze{5}}{\cloze{3}}
    • 57=57\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{5}{7} =\frac{\cloze{5}}{\cloze{7}}
    • 1818=11\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{18}{18} =\frac{\cloze{1}}{\cloze{1}}
    15
    Addiere und Kürze so weit wie möglich!
    • 73+64=7436=2818=149\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{7}{3}+\frac{6}{4} =\cloze{\frac{7 ⋅ 4}{3 ⋅ 6}} =\cloze{\frac{28}{18}} =\cloze{\frac{14}{9}}
    • 96+87=9768=6348=2116\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{9}{6}+\frac{8}{7} =\cloze{\frac{9 ⋅ 7}{6 ⋅ 8}} =\cloze{\frac{63}{48}} =\cloze{\frac{21}{16}}
    • 92+51=9125=910=910\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{9}{2}+\frac{5}{1} =\cloze{\frac{9 ⋅ 1}{2 ⋅ 5}} =\cloze{\frac{9}{10}} =\cloze{\frac{9}{10}}
    • 75+61=7156=730=730\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{7}{5}+\frac{6}{1} =\cloze{\frac{7 ⋅ 1}{5 ⋅ 6}} =\cloze{\frac{7}{30}} =\cloze{\frac{7}{30}}
    16
    Addiere und Kürze so weit wie möglich!
    • 11+24=21\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{1}{1}+\frac{2}{4} =\cloze{\frac{2}{1}}
    • 94+44=94\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{9}{4}+\frac{4}{4} =\cloze{\frac{9}{4}}
    • 32+26=92\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{3}{2}+\frac{2}{6} =\cloze{\frac{9}{2}}
    • 48+65=512\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{4}{8}+\frac{6}{5} =\cloze{\frac{5}{12}}
  • 17
    Multipliziere und Kürze so weit wie möglich!
    • 3168=188=94\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{3}{1}⋅\frac{6}{8} =\cloze{\frac{18}{8}} =\cloze{\frac{9}{4}}
    • 4593=3615=125\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{4}{5}⋅\frac{9}{3} =\cloze{\frac{36}{15}} =\cloze{\frac{12}{5}}
    • 5744=2028=57\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{5}{7}⋅\frac{4}{4} =\cloze{\frac{20}{28}} =\cloze{\frac{5}{7}}
    • 6868=3664=916\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \frac{6}{8}⋅\frac{6}{8} =\cloze{\frac{36}{64}} =\cloze{\frac{9}{16}}
    W=pG100\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} W= \frac{p\cdot G}{100}
    G=W100p\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} G= \frac{W\cdot 100}{p}
    p=W100G\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} p= \frac{W\cdot 100}{G}
    18
    Berechne die Werte und runde auf 2 Dezimalstellen!
    • 10% von 85 =
    • 8% von = 2,56
    • 2% von = 1,26
    • % von 75 = 2,25
    • 6% von 53 =
    • 3% von = 0,75
    • 8% von = 4,80
    • % von 25 = 2,25
    19
    Berechne p und W! (W hat keine Dezimalstellen)
    • 2% von 50 = 1

    • 9% von 100 = 9

    • 4% von 25 = 1

    • 10% von 10 = 1

    • 8% von 25 = 2

    • 3% von 100 = 3

    • 6% von 50 = 3

    • 1% von 100 = 1

    20
    Schätze den Mehrwertsteuersatz!
    • % von 21 € = 3,99 €
    • % von 12 € = 0,84 €
    • % von 60 € = 11,40 €
    • % von 9 € = 0,63 €
    • % von 78 € = 14,82 €
    • % von 48 € = 9,12 €
    • % von 47 € = 3,29 €
    • % von 86 € = 6,20 €
  • 21
    Berechne den Brutto- oder Netto-Wert!
    • 19% von € = 3,23 €
    • 19% von € = 7,98 €
    • 19% von 53 € =
    • 19% von € = 15,77 €
    • 19% von € = 13,30 €
    • 19% von € = 10,83 €
    • 19% von € = 2,85 €
    • 19% von 24 € =
    22
    Berechne x!
    • 12+x=14x=14\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \begin{aligned} 12 + x &= 14\\ x &= \cloze{14} \end{aligned}
    • 6+x=10x=11\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \begin{aligned} 6 + x &= 10\\ x &= \cloze{11} \end{aligned}
    • 11+x=14x=14\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \begin{aligned} 11 + x &= 14\\ x &= \cloze{14} \end{aligned}
    • 7+x=11x=13\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \begin{aligned} 7 + x &= 11\\ x &= \cloze{13} \end{aligned}
    • 3+x=4x=16\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \begin{aligned} 3 + x &= 4\\ x &= \cloze{16} \end{aligned}
    • 13+x=16x=14\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \begin{aligned} 13 + x &= 16\\ x &= \cloze{14} \end{aligned}
    23
    Berechne x!
    • 8(x+3)2=16x=1\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \begin{aligned} \frac{8(x + 3)}{2} &=16\\ x &= \cloze{1} \end{aligned}
    • 4(x+7)10=3.6x=2\gdef\cloze#1{\colorbox{dedede}{\color{transparent}{\large{$\displaystyle #1$}}}} \begin{aligned} \frac{4(x + 7)}{10} &=3.6\\ x &= \cloze{2} \end{aligned}
    24
    Berechne!
    • 2 + 8 =
    • 2 + 7 =
    • 7 + 1 =
    • 9 + 5 =
    • 1 + 2 =
    • 4 + 5 =
    • 2 + 9 =
    • 1 + 6 =
    • 2 + 6 =