-14 ,31:5,3-27,81:2,7+2,565:3,42+4,1*0,8=−8,97
1)-14,31:5,3=-2,7
2)27,81:2,7=10,3
3)2,565:3,42=0,75
4)4,1×0.8=3,28
5)-2.7-10.3+0,75+3.28=-8.97
-14 ,31:5,3-27,81:2,7+2,565:3,42+4,1*0,8=−8,97
1)-14,31:5,3=-2,7
2)27,81:2,7=10,3
3)2,565:3,42=0,75
4)4,1×0.8=3,28
5)-2.7-10.3+0,75+3.28=-8.97