1) 80.16 + 10.5 : 25 = 80.16 + (10.5 : 25) = 80.16 + 0.42 = 80.58
2) 200.2 - 5,04 : 36 = 200.2 - (5.04 : 36) = 200.2 - 0.14 = 200.06
3) 119,6 : 13 - 5.82 = 9.2 - 5.82 = 3.38
4) 30.34 : 37 + 18,18 = 0.82 + 18.18 = 19
