Odpowiedź:
b) (8,5-4,75(:15=(850/100-475/100):15=375/100*1/15=3/100*1/1=0,03
c)(76/100*5/4-1/2)*4/3=(14/20-10/20)*4/3=4/5*1/3=4/15
d) 15/10*100/3*26/1000=3/10*1/1*26/10=3/5*13/10=65/50=1 i15/50=1i 3/10=1,3
e) (12/7:(36/10-18/10*4/3)*14/10)=12/7:(36/10-6/10*4/1)*14/10=12/7*10/12*14/10=
=1/7*1/1*14/1=1/1*1/1*2/1=2
f) 1/3*10/6+6,25-13/3-1/3(36/10-5/3)+2,75=10/18+9-13/3-1/3(108/30-50/30)=
= 10/18+(-14/3-1/3*58/30=9+10/18-14/3-58/90=9+50/90-420/90-58/90=
=9-428/90=5-68/90=5-34/45=4 i 11/45
g) 4/3*10/16-105/100*10/15+3,5*1,2+0,75=1/3*5/2-7,10*1/1+4,2+0,75=
=50/60 -42/60+4,95=8/60+4,95=2/15+495/100=2/15+99/20=8/60+297/60=
=305/60=65/12
Szczegółowe wyjaśnienie:
