1) 10.5*2.04 = 21.42
2) 6.25*0.2 = 1.25
3) 0.8/0.64 = 1.25
4) -0.04848/0.024=-2.02
5) 1.25+1.25 = 2.5
6) -0.25/10 = -0.25
7) 21.42-0.25-2.02 = 19.15
1) 10.5*2.04 = 21.42
2) 6.25*0.2 = 1.25
3) 0.8/0.64 = 1.25
4) -0.04848/0.024=-2.02
5) 1.25+1.25 = 2.5
6) -0.25/10 = -0.25
7) 21.42-0.25-2.02 = 19.15