2.05×8.4= 14.75÷5.9= 5.7÷2.6≈(得数保留两位小数)
0.72+0.8=
4.9+3.1=
0.63-0.3=
9-5.9=
4.2×0.3=
0.13×0.2=
0.04×1.5=
0.03×2.1=
0÷0.08=
5.8÷0.1=
6.5÷0.65=
0.9÷0.001=
7.3+0.27=
1.6×0.8=
10÷0.1=
7.01-4.58=
8×0.25=
0.47-0.4=
3.6÷0.6=
8×1.25=
0.56÷0.7=
13.3-4.25=
0.9×0.5=
35÷3.5×0.1=