Пошаговое объяснение:
1)
1)4.2-1.075=3.125
1.35:2.7=0.5
0.4:2.5=0.16
0.16*3.125=0.5
0.5+6.02=6.52
6.52-5.9=0.62
0.62-0.5=0.12
2)
0.1-0.02=0.08
1.44:3.6=0.4
3.6:1.44=2.5
2.5*0.08=0.2
4.3-3.5=0.8
0.8+0.4=1.2
1.2+0.2=1.4
