oblicz
1,5-(1/3+0,2+0,05+1/4)=? 2-(1/4+0,1+0,15+2/3)=? />pomocy blagaaaaaam pomozcie

2-(1/4+0,1+0,15+2/3)=5/6

2-(1/4+1/10+15/100+2/3)=2-(0,25+0,1+0,15+2/3)=2-(0,5+2/3)=2-(1/2+2/3)=2-(3/6+4/6)=2-7/6=12/6-7/6=5/6 1,5-(1/3+1/4+0,2+0,05)=1,5-(4/12+3/12+0,25)=1,5-(7/12+1/4)=1,5-(7/12+3/12)=1,5-10/12=15/10-5/6=3/2-5/6=9/6-5/6=4/6=2/3