https://de.wikipedia.org/wiki/Mantisse
3.243 = 3.243 * 10^0 ≈ 3.2 * 10^0 = 3.2
0.003243 = 3.243 * 10^(-3) ≈ 3.2 * 10^(-3) = 0.0032
https://de.wikipedia.org/wiki/Mantisse
3.243 = 3.243 * 10^0 ≈ 3.2 * 10^0 = 3.2
0.003243 = 3.243 * 10^(-3) ≈ 3.2 * 10^(-3) = 0.0032