3.2*4 3.6*102 4.2*3.5 5.6/3.5 3.65*1.01 85.44/16 42.84/7 101.7/9 67.5/15
21.4/0.2 7.25/0.25 123/0.09 154/45.9 87.3/21.9 24.8/4 12.55/5
54%3 456#3