Proszę pomocy!! 3/5*0,4+0,6:2/3 3/4*5,2-2,2:1i5/6 3,5:1i2/5 2,25+1i4/5 4,8+0,75+7/8 4,5-2i2/5 12,125-7i5/8 1i2/5*3,5 3i1/2*1,125 4,8*1i1/3

3/5*0,4+0,6:2/3= 3/5*2/5+3/5*3/2=6/25+9/10=24/100+90/100=114/100=1i7/50 3/4*5,2-2,2:1i5/6=3/4*26/5-11/5*11/6=39/10-121/30=117/30-121/30=-4/30=-2/15 3,5:1i2/5=7/2*5/7=5/2=2i1/2 2,25+1i4/5=9/4+9/5=45/20+36/20=81/20=4i1/20 4,8+0,75+7/8=22/5+3/4+7/8=54/160+43/160+27/160=124/160=31/40 4,5-2i2/5=9/2-12/5=45/10-24/10=21/10=2i1/10 12,125-7i5/8=97/8-61/8=36/8=4i4/8=4i1/2 1i2/5*3,5=7/5*7/2=49/10=4,9 3i1/2*1,125=7/2*9/8=63/16=3i15/16 4,8*1i1/3=22/5*4/3=88/15=5i13/15