Beispiel Nr: 03
$ \text{Gegeben:}\\\text{Breite} \qquad b \qquad [m] \\ \text{Fläche} \qquad A \qquad [m^{2}] \\ \\ \text{Gesucht:} \\\text{Länge} \qquad a \qquad [m] \\ \\ a = \frac{A}{b}\\ \textbf{Gegeben:} \\ b=3m \qquad A=4m^{2} \qquad \\ \\ \textbf{Rechnung:} \\ a = \frac{A}{b} \\ b=3m\\ A=4m^{2}\\ a = \frac{4m^{2}}{3m}\\\\a=1\frac{1}{3}m \\ \small \begin{array}{|l|} \hline b=\\ \hline 3 m \\ \hline 30 dm \\ \hline 300 cm \\ \hline 3\cdot 10^{3} mm \\ \hline 3\cdot 10^{6} \mu m \\ \hline 0,003 km \\ \hline \end{array}\\ \small \begin{array}{|l|} \hline A=\\ \hline 4 m^2 \\ \hline 400 dm^2 \\ \hline 4\cdot 10^{4} cm^2 \\ \hline 4\cdot 10^{6} mm^2 \\ \hline 0,04 a \\ \hline 0,0004 ha \\ \hline 4\cdot 10^{-6} km^2 \\ \hline \end{array}\\ \small \begin{array}{|l|} \hline a=\\ \hline 1,33 m \\ \hline 13,3 dm \\ \hline 133 cm \\ \hline 1,33\cdot 10^{3} mm \\ \hline 1,33\cdot 10^{6} \mu m \\ \hline 0,00133 km \\ \hline \end{array}\\$