0.9×5.380.38 0.38×103.8 9米8.99米 5.66.5
2.8+0.3=
9+0.1=
1-0.25=
2.5×4=
9-8.8=
6.8-1.7=
0.45×100=
0×2.69+1.2=
9.75+64.8=
10.08-2.79=
4.06×0.85=
6.8+7.56+3.2 100-5.75- 4.25
9.53×63+37×9.53 12.5×2.5×32
3.89+x=48.7
2x-45=105
3x÷0.25=15
单程票价每人14.5元(儿童半价)