Rechenregeln: Unterschied zwischen den Versionen
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<span style="color:#CD2626">+</span><span style="color:blue">·</span><span style="color: #CD2626">+</span>=<span style="color:#CD2626">+</span></span>''' Beispiel: <span style="color:#CD2626">10</span><span style="color:blue">·</span><span style="color:#CD2626">10</span>=<span style="color: #CD2626">100</span>''' | <span style="color:#CD2626">+</span><span style="color:blue">·</span><span style="color: #CD2626">+</span>=<span style="color:#CD2626">+</span></span>''' Beispiel: <span style="color:#CD2626">10</span><span style="color:blue">·</span><span style="color:#CD2626">10</span>=<span style="color: #CD2626">100</span>''' | ||
<span style="font-size:20pt;"> | <span style="font-size:20pt;"> | ||
| − | <span style="color:#CD2626">+</span><span style="color:blue">·</span><span style="color: #EE7600">−</span>=<span style="color:#EE7600">−</span></span> '''Beispiel: 10<span style="color:blue">·</span>−10=−100''' | + | <span style="color:#CD2626">+</span><span style="color:blue">·</span><span style="color: #EE7600">−</span>=<span style="color:#EE7600">−</span></span> '''Beispiel: <span style="color: #CD2626">10</span><span style="color:blue">·</span>−10=−100''' |
<span style="font-size:20pt;"> | <span style="font-size:20pt;"> | ||
| − | <span style="color:#EE7600">−</span><span style="color:blue">·</span><span style="color: #CD2626">+</span>=<span style="color:#EE7600">−</span></span> '''Beispiel: −10<span style="color:blue">·</span>10=−100''' | + | <span style="color:#EE7600">−</span><span style="color:blue">·</span><span style="color: #CD2626">+</span>=<span style="color:#EE7600">−</span></span> '''Beispiel: −10<span style="color:blue">·</span><span style="color:#CD2626">10</span>=−100''' |
<span style="font-size:20pt;"> | <span style="font-size:20pt;"> | ||
| − | <span style="color:#EE7600">−</span><span style="color:blue">·</span><span style="color: #EE7600">−</span>=<span style="color:#CD2626">+</span></span> '''Beispiel: −10<span style="color:blue">·</span>−10=100''' | + | <span style="color:#EE7600">−</span><span style="color:blue">·</span><span style="color: #EE7600">−</span>=<span style="color:#CD2626">+</span></span> '''Beispiel: −10<span style="color:blue">·</span>−10=<span style="color:#CD2626">100</span>''' |
<span style="font-size:20pt;"> | <span style="font-size:20pt;"> | ||
| − | <span style="color:#CD2626">+</span><span style="color:blue">÷</span><span style="color: #CD2626">+</span>=<span style="color:#CD2626">+</span></span> '''Beispiel: 10<span style="color:blue">÷</span>10=1''' | + | <span style="color:#CD2626">+</span><span style="color:blue">÷</span><span style="color: #CD2626">+</span>=<span style="color:#CD2626">+</span></span> '''Beispiel: <span style="color:#CD2626">10</span><span style="color:blue">÷</span><span style="color: #CD2626">10</span>=<span style="color:#CD2626">1</span>''' |
<span style="font-size:20pt;"> | <span style="font-size:20pt;"> | ||
| − | <span style="color:#CD2626">+</span><span style="color:blue">÷</span><span style="color: #EE7600">−</span>=<span style="color:#EE7600">−</span></span> '''Beispiel: 10<span style="color:blue">÷</span>−10=−1''' | + | <span style="color:#CD2626">+</span><span style="color:blue">÷</span><span style="color: #EE7600">−</span>=<span style="color:#EE7600">−</span></span> '''Beispiel: <span style="color: #CD2626">10</span><span style="color:blue">÷</span>−10=−1''' |
<span style="font-size:20pt;"> | <span style="font-size:20pt;"> | ||
| − | <span style="color:#EE7600">−</span><span style="color:blue">÷</span><span style="color: #CD2626">+</span>=<span style="color:#EE7600">−</span></span> '''Beispiel: −10<span style="color:blue">÷</span>10=−1''' | + | <span style="color:#EE7600">−</span><span style="color:blue">÷</span><span style="color: #CD2626">+</span>=<span style="color:#EE7600">−</span></span> '''Beispiel: −10<span style="color:blue">÷</span><span style="color:#CD2626">10</span>=−1''' |
<span style="font-size:20pt;"> | <span style="font-size:20pt;"> | ||
| − | <span style="color:#EE7600">−</span><span style="color:blue">÷</span><span style="color: #EE7600">−</span>=<span style="color:#CD2626">+</span></span> '''Beispiel: −10<span style="color:blue">÷</span>−10=1''' | + | <span style="color:#EE7600">−</span><span style="color:blue">÷</span><span style="color: #EE7600">−</span>=<span style="color:#CD2626">+</span></span> '''Beispiel: −10<span style="color:blue">÷</span>−10=<span style="color:#CD2626">1</span>''' |
</poem> | </poem> | ||
Version vom 2. Juni 2009, 17:47 Uhr
Rechenregeln
+·+=+ Beispiel: 10·10=100
+·−=− Beispiel: 10·−10=−100
−·+=− Beispiel: −10·10=−100
−·−=+ Beispiel: −10·−10=100
+÷+=+ Beispiel: 10÷10=1
+÷−=− Beispiel: 10÷−10=−1
−÷+=− Beispiel: −10÷10=−1
−÷−=+ Beispiel: −10÷−10=1
