1.) 1707−40%=51215=1024.2
1707−682.8=51215=1024.2
260×0.5euro+25×1euro=155eur
17.43×15.2037%=2.65000491
2x=4743
x=log10(4743)log10(2) = log10(4743)log10(2)=12.2115841530795268
http://www.schule-studium.de/Mathe/Pascalsches_Dreieck.html
1
1 1
1 2 1
990−660=330