15-5.7= 0÷2.9= 3.5÷3.5= 1÷4＝
18×0.3＝ 2.8÷14＝ 0.84÷2＝ 1×9.4＝
3.4×0＝ 1.08+0.8＝ 1.6×5＝ 1.25×0.8＝
12÷5＝ 10÷0.1＝ 2.1÷7＝ 0.1×0.5=
4÷0.5= 0.6×1.2= 10×0.01= 30.2-3.02=
9×0.4= 4.5×0.1= 15×0.4= 8.89+0.1=
0×25.4= 0.4×0.02= 2.6÷0.13= 3.7+4.2=
0.25×0.7×4= 0.4+0.4÷0.1= 8.2÷8.2+8.2=
0.6×0.5×4＝ 0.2+0.8÷2＝ 8.74-8.74÷8.74＝
