2-0.7=1.3, 7.8+2=9.8, 5.74+0.26=6, 0.06+0.5=0.56,
4.6+5.4=10, 7.52-2.52=5, 1-0.25=0.75, 0.9-0.09=0.81,
2.8+28=30.8, 0.6+0.7=1.3, 0.64-0.6=0.04, 3.5-2.8=0.7.
2-0.7=1.3, 7.8+2=9.8, 5.74+0.26=6, 0.06+0.5=0.56,
4.6+5.4=10, 7.52-2.52=5, 1-0.25=0.75, 0.9-0.09=0.81,
2.8+28=30.8, 0.6+0.7=1.3, 0.64-0.6=0.04, 3.5-2.8=0.7.