Oblicz :
c)3+2 1\2 razy 0,3 : 3 3\4 : (4,8-3 razy 0,6) razy 4+0,1 razy 10 : 1,6 razy 5=?
3+2 1/2 *0,3:3 3/4:(4,8-3*0,6)*4+0,1*10:1,6*5= 3+5/2*3/10:15/4:(4,8-1,8)*4+1:8= 3+3/4:4/15:3*4+0,125= 3+1/5:12/1+0,125= 3+1/5*1/12+0,125= 3+1/60+125/1000= 9000/3000+50/3000+375/3000=9425/3000=3 425/3000=3 17/120
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3+2 1/2 *0,3:3 3/4:(4,8-3*0,6)*4+0,1*10:1,6*5= 3+5/2*3/10:15/4:(4,8-1,8)*4+1:8= 3+3/4:4/15:3*4+0,125= 3+1/5:12/1+0,125= 3+1/5*1/12+0,125= 3+1/60+125/1000= 9000/3000+50/3000+375/3000=9425/3000=3 425/3000=3 17/120