• 2. Großer Leistungsnachweis-Kopfrechnen
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  • 25.10.2020
  • Mathematik
  • 8
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2. Gro­ßer Leis­tungs­nach­weis
/ 12



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Be­ant­wor­te alle Auf­ga­ben auf die­sen Bogen!



Rech­ne OHNE Ta­schen­rech­ner!

Berechne im Kopf!
12 / 12
  • (72)(+67)(12)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} (–72) – (+67) – (–12) =
  • 7(38)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} 7 \cdot (3-8) =
  • 12(1)(8)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} 12 – (-1) – (-8) =
  • (+13)+(12)(3)+(8)(+12)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} (+13) + (–12) – (–3) + (–8) – (+12) =
  • 8(5)(3)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} 8 \cdot (-5) -(-3) =
  • 8(4+1928)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} 8 – (–4 + 19 – 28) =
  • (4)858=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} (-4) - 8 - 5 \cdot 8 =
  • (6)+3+(4)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} (-6) + 3 + (-4) =
  • (3514)(12+28)+(24+35)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} (35 – 14) – (12 + 28) + (24 + 35) =
  • (3)7+15:5=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} (-3) \cdot 7 + 15 : 5 =
  • (+12)(3)+(4)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} (+12) \cdot (-3) + (-4) =
  • (1314)(825)=\gdef\cloze#1{{\raisebox{-.05em}{\colorbox{none}{\color{transparent}{\large{$\displaystyle #1$}}}}}} (-13-14) \cdot (-8-25)=

Viel Er­folg!

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