1) (3,5+0,6)*0,8=3,282) 0,(5)*(5,4+4,5)+2,3(2)=5/9*9,9+209/90=5,5+209/90=352/45=7 37/90
3) (0,7*(6- 1целая7/15)):0,1(5)=20,4
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1) (3,5+0,6)*0,8=3,28
2) 0,(5)*(5,4+4,5)+2,3(2)=5/9*9,9+209/90=5,5+209/90=352/45=7 37/90
3) (0,7*(6- 1целая7/15)):0,1(5)=20,4