Question

[(0,41(6)-0,4(6)):(-0,4)-0,8(3)]:0,3541(6)] Respectând ordinea efectuării operațiilor

Answer 1

[(0,41(6)-0,4(6)):(-0,4)-0,8(3)]:0,3541(6) =
0,41(6)=(416-41)/900=375/900=15/36=5/12
0,4(6)=(46-4)/90=42/90=7/15
0,8(3)=(83-8)/90=75/90=5/6
0,3541(6)= (35416-3541)/90000=31875/90000=1275/3600=17/48
=[(5/12-7/15):(-0,4)-5/6)]:17/48 =
=[(25-28)/60):(-4/10)-5/6)]:17/48 =
=[(-3)/60):(-2/5)-5/6)]:17/48 =
=[-1/20)*(-5/2)-5/6)]:17/48 =
=[1/8-5/6)]:17/48 =
=[(6-40)/48] x48/17 =
=-34/48 x48/17
=-2