1.43+6.07=
11.7﹣8.9=
3.2÷0.8=
0.58+0.42×0=
4.5÷5=
1.25×0.8=
0.5×0.6=
1.8×4÷1.8×4=
12.5×20.24×8 8.8÷(3.2+0.3×4)
0.63×38+62×0.63 5.4÷0.4÷2.5
0.25×0.8= 0.91÷7= 3.4+0.1= 1.4×0.5=
5.6÷0.02= 12.5+0.8= 0.42÷0.03= 6.3÷6=
2.2+5.78= 0.4×300 a-0.7a= 75.9-18.4-1.4=
1.7×20= 1.2÷0.06= 52-32= 5.2b-b-0.2b=
8.198.50 0.5300.503 76000076万