Jawabanmu

2014-02-09T23:22:16+07:00
32 1/5 = akar 5 dr 32 = 2
125 1/3 = akar 3 dr 125 = 5
81 1/2 = akar 2 dr 81 = 9
jadi,
2-5+9
= -3+9
=6
2014-02-09T23:22:47+07:00
32 1/5 - 125 1/3 + 81 1/2 = 32 6/30 - 125 10/30 + 81 15/30
                                     = 113 21/30 - 125 10/30
                                     = -12 11/30