(3 1\2+1 1\2)*3\5=
(2 2\3-4\5)*1 1\3=
(15 2\3-7 1\2):1 1\2=
2*(1\3)do potęgi drugiej+3*(1\2)do potęgi trzeciej=
4 1\2*1 1\3-2 2\5*5\7=
1 2\3-5\6+2 1\10:1 6\15=
(5\8+1\2):1 1\2-1\3=
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(3 1\2+1 1\2)*3\5= 5*3/5= 3
(2 2\3-4\5)*1 1\3= (2 10/15 -12/15)*1 1/3 = 1 13/15 * 1 1/3= 28/15*4/3= 112/45= 2 22/45
(15 2\3-7 1\2):1 1\2= (15 4/6-7 3/6) :1 1/2= 8 1/6:1 1/2= 49/6:3/2= 49/6*2/3= 49/9= 5 4/9
2*(1\3)do potęgi drugiej+3*(1\2)do potęgi trzeciej= 2*1/9+3*1/8= 2/9+3/8= 16/72+27/72= 43/72
1 2\3-5\6+2 1\10:1 6\15= 1 4/6-5/6+21/10:21/15= 5/6+21/10*15/21= 5/6+3/2= 5/6+9/6= 14/6= 2 2/6= 2 1/3
(5\8+1\2):1 1\2-1\3= (5/8+4/8):1 3/6-2/6= 9/8:7/6= 9/8*6/7= 54/56= 27/28