196﹣69=
× =
÷ =
6.22+44.78=
6÷2%=
3﹣3÷7=
+ =
+ ÷ =
598+403≈
0.125×3.2=
24÷ =
0.5×0.6÷0.5×0.6=
停车收费
①2小时及以内收费5元;
②超过2小时,超过的部分每小时收费1.5元,不满1小时的按1小时计