Jawabanmu

2014-08-07T14:30:04+07:00
1.77-(150)=77-150=-73
2.15*(-4)+5:11=-60+5:11=-55:11=-5
3.(135700+3537):18=139237:18=7735,38
4.65*(-421):20=-27365:20=1368,25
5.(1,2)*(1,75)=2,95
2014-08-07T20:35:31+07:00
No 1 jawabannya -73.................