• rationale Zahlen: Rechnen mit TR
  • anonym
  • 30.06.2020
  • Mathematik
  • 7
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1
Berechne mit Taschenrechner!
  • 97,432+2,4038+26,05+10,706\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 97{,}432+2{,}4038+26{,}05+10{,}706
  • 9084,388903,8\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 9084{,}38-8903{,}8
  • 12,70512,92\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 12{,}705-12{,}92
  • 45,9870,989,8708,0897,777\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 45{,}987-0{,}98-9{,}870-8{,}089-7{,}777
2
Berechne!
  • 67,435(21,9+12,78)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 67{,}435-(21{,}9+12{,}78)
  • 273819708(406,73+691,12)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 273819708-(406{,}73+691{,}12)
  • 921,75(1002,889,25)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 921{,}75-(1002{,}8-89{,}25)
3
Löse die Divisionsaufgabe!
  • 23,45:5\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 23{,}45:5
  • 2044:(4)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 2044:(-4)
  • 144,144:(1,2)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} -144{,}144:(-1{,}2)
  • 39,9:0,7\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} -39{,}9:0{,}7
4
Bestimme zunächst das Vorzeichen und schreibe es auf.
Löse danach die Aufgabe!
  • 123(4)(2)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} -12\cdot 3 \cdot (-4) \cdot (-2)
  • 5(2)(4)3(10)(2)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 5\cdot (-2) \cdot (-4) \cdot 3 \cdot (-10) \cdot (-2)
  • (2)4\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} (-2)^4
  • (3)3\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} (-3)^3
  • (2)2(2)3\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} (-2)^2 \cdot (-2)^3
  • (169):132(5)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} (-169) :13 \cdot 2 \cdot (-5)
  • 1414(15)(15)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 14 \cdot 14 - (-15) \cdot (-15)
5
Gib das Ergebnis auf drei Stellen nach dem Komma an.
  • 61,7:3,8\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 61{,}7:3{,}8
  • 1,078:(0,244,9)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 1{,}078:(-0{,}24 \cdot 4{,}9)
  • 0,0573:(5,7630)\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{526060}{\large{$\displaystyle #1$}}}}}} 0{,}0573:(5{,}763 \cdot 0)