(341 - 3)/990 = 169/495 = 0.3p41
Es geht auch
3/10 + 41/990 = 169/495 = 0.3p41
Ich kann das auch nochmal herleiten
0.341...
10 * 0.341... = 3.41...
1000 * 0.341... = 341.41...
(1000 - 10) * 0.341... = 341.41... - 3.41... = 341 - 3
0.341... = (341 - 3)/(1000 - 10) = (341 - 3)/990