Potenzen: Unterschied zwischen den Versionen
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− | == | + | ==Die Schachbrettaufgabe== |
+ | ; <font color="orange">Aufgabe zu Potenzen</font> | ||
− | + | ''<font color="dark brown">(Lösung durch Markieren des grauen Feldes sichtbar machen!)</font>'' | |
− | |||
− | + | ''<font color="grey">'''Wenn auf dem ersten Feld ein 1ct Stück und es sich immer verdoppelt.'''</font>'' | |
− | :: | + | '''Frage a):'''Wie viele 1ct Stücke liegen auf dem 25. Feld? |
+ | |||
+ | '''Frage b):'''Wie viele Euro und Cent liegen auf allen Feldern? | ||
+ | '''Frage c):'''Wenn man die 1ct Stücke vom 25. Feld stabelt und jedes 1,7mm dick ist.Wie hoch ist der Stapel? | ||
+ | '''Frage d):'''Wenn ein 1ct Stück 2,3g wiegt,wie viele Tonnen,Kilogramm,Gramm wiegen die 1ct Stücke auf dem 25. Feld? | ||
− | |||
− | |||
− | |||
− | |||
− | + | ||
− | + | ||
− | + | ;Lösungen | |
− | + | ||
− | + | ||
− | + | ||
+ | '''Lösung a)'''=Tabelle gantz rechtes unteres Ergebnis | ||
+ | |||
+ | '''Lösung b)'''<u style="color:#F34F55;background:#F34F55"> 335544,33Euro </u> | ||
+ | |||
+ | '''Lösung c)'''<u style="color:#F34F55;background:#F34F55"> 28km,521m,26cm,7mm </u> | ||
+ | |||
+ | '''Lösung d)'''<u style="color:#F34F55;background:#F34F55"> 38t,587kg,596g </u> | ||
+ | |||
+ | ''(ist verkleichbar mit einem Kampfpanzer)'' | ||
Zeile 34: | Zeile 43: | ||
<center><u style="color:lightgrey;background:lightgrey">8 Cent</u></center> | <center><u style="color:lightgrey;background:lightgrey">8 Cent</u></center> | ||
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 16Cent </u></center> |
|- | |- | ||
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 32Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 64Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 128Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 256Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 512Cent </u></center> |
|- | |- | ||
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 1024Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 2048Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 4096Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 8192Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 16384Cent </u></center> |
|- | |- | ||
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 32768Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 65536Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 131072Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 262144Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 524288Cent </u></center> |
|- | |- | ||
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 1048576Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 2097152Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 4194304Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 8388608Cent </u></center> |
| width="100px" height="100px" style="background-color:#FFFFFF"| | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
− | <center><u style="color:lightgrey;background:lightgrey"> | + | <center><u style="color:lightgrey;background:lightgrey"> 16777216Cent </u></center> |
|} | |} | ||
− | ; | + | ;Hilfen zu Lösungen von der Aufgabe |
− | + | ;1.Potenzschreibweise | |
+ | Um das Ergebnis auf dem 25.Feld zu erhalten:'''2<small><sup>24</sup></small>''' | ||
− | + | ;2. Trick: | |
+ | Um das Ergbnis von den Münzen auf dem Brett zu erhalten:'''2<small><sup>24</sup></small> * 2 - 1''' | ||
− | |||
+ | == Die Schachbrettaufgabe 2 == | ||
+ | *;Wie viele Körner braucht man, wenn man auf ein Schachbrett ins erste Feld ein Korn, ins zweite Feld doppelt so viel, usw.... legt? | ||
− | == | + | {| style="background-color:#F4A460; spacing:0em; padding:0em" |
− | + | | width="100px" height="100px" style="background-color:#FFFFFF"| | |
− | + | <center><span style="font-size:12pt;"><u style="color:#F34F55;background:#F34F55">1 <small><sup>2</sup></small></u></span> </center> | |
− | + | | width="100px" height="100px" style="background-color:#FFFFFF"| | |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">2</u></span></center> | ||
− | + | | width="100px" height="100px" style="background-color:#FFFFFF"| | |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">4</u></span></center> | ||
+ | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">8</u></span></center> | ||
− | + | | width="100px" height="100px" style="background-color:#FFFFFF"| | |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">16</u></span></center> | ||
+ | |- | ||
− | + | | width="100px" height="100px" style="background-color:#FFFFFF"| | |
− | <u style="color: | + | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">32</u></span></center> |
− | <u style="color: | + | | width="100px" height="100px" style="background-color:#FFFFFF"| |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">64</u></span></center> | ||
− | + | | width="100px" height="100px" style="background-color:#FFFFFF"| | |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">128</u></span></center> | ||
+ | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">256</u></span></center> | ||
− | == | + | | width="100px" height="100px" style="background-color:#FFFFFF"| |
− | + | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">512</u></span></center> | |
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
+ | |- | ||
− | ; | + | | width="100px" height="100px" style="background-color:#FFFFFF"| |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">1024</u></span></center> | ||
− | ; | + | | width="100px" height="100px" style="background-color:#FFFFFF"| |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">2048</u></span></center> | ||
− | ; | + | | width="100px" height="100px" style="background-color:#FFFFFF"| |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">4096</u></span></center> | ||
− | ; | + | | width="100px" height="100px" style="background-color:#FFFFFF"| |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">8192</u></span></center> | ||
− | ; | + | | width="100px" height="100px" style="background-color:#FFFFFF"| |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">16384</u></span></center> | ||
− | + | |- | |
+ | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">32768</u></span></center> | ||
+ | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">65536</u></span></center> | ||
− | == | + | | width="100px" height="100px" style="background-color:#FFFFFF"| |
− | + | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">131072</u></span></center> | |
− | + | ||
+ | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">262144</u></span></center> | ||
− | + | | width="100px" height="100px" style="background-color:#FFFFFF"| | |
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">524288</u></span></center> | ||
− | + | |- | |
+ | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">1048576</u></span></center> | ||
+ | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">2097152</u></span></center> | ||
− | + | | width="100px" height="100px" style="background-color:#FFFFFF"| | |
− | + | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">4194304</u></span></center> | |
− | + | ||
+ | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">8388608</u></span></center> | ||
+ | | width="100px" height="100px" style="background-color:#FFFFFF"| | ||
+ | <center><span style="font-size:14pt;"><u style="color:#F34F55;background:#F34F55">16777216</u></span></center> | ||
− | + | |-} | |
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− | + | [[Bild:schachbrett.jpg]] | |
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− | + | *'''Berechnung der Anzahl der Reiskörner auf dem Schachbrett'''<br> | |
+ | **'''Anzahl = 2<small><sup>64</sup></small> - 1 = 18.446.744.073.709.600.000'''<br> |
Version vom 13. März 2008, 09:43 Uhr
Die Schachbrettaufgabe
- Aufgabe zu Potenzen
(Lösung durch Markieren des grauen Feldes sichtbar machen!)
Wenn auf dem ersten Feld ein 1ct Stück und es sich immer verdoppelt.
Frage a):Wie viele 1ct Stücke liegen auf dem 25. Feld?
Frage b):Wie viele Euro und Cent liegen auf allen Feldern?
Frage c):Wenn man die 1ct Stücke vom 25. Feld stabelt und jedes 1,7mm dick ist.Wie hoch ist der Stapel?
Frage d):Wenn ein 1ct Stück 2,3g wiegt,wie viele Tonnen,Kilogramm,Gramm wiegen die 1ct Stücke auf dem 25. Feld?
- Lösungen
Lösung a)=Tabelle gantz rechtes unteres Ergebnis
Lösung b) 335544,33Euro
Lösung c) 28km,521m,26cm,7mm
Lösung d) 38t,587kg,596g
(ist verkleichbar mit einem Kampfpanzer)
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- Hilfen zu Lösungen von der Aufgabe
- 1.Potenzschreibweise
Um das Ergebnis auf dem 25.Feld zu erhalten:224
- 2. Trick
Um das Ergbnis von den Münzen auf dem Brett zu erhalten:224 * 2 - 1
Die Schachbrettaufgabe 2
- Wie viele Körner braucht man, wenn man auf ein Schachbrett ins erste Feld ein Korn, ins zweite Feld doppelt so viel, usw.... legt?