3.8+19.6 5.06+1.89 7.034+8.65 4.57+2.34 6.67+1.29 94.85+77.25 7.99+1.03 8.567+2.034
56.93+34.22 1.023+7.779
7.69-2.38 7.88-2.03 8.65-1.19 3.278-1.198 3.49-2.99 0.78-0.144 20.65-18.77 69.35-20.78
9.67-2.39 4.44-3.46
7.86*2.9 56.4*6.4 37.9*0.24 2.3*0.034 2.98*1.3 7.89*4.5 3.56*9.1 7.34*67 4.06*8.9 3.45*0.78