× =
6﹣4.92=
25×0.7×4=
+0.5=
3- =
6.3÷0.21=
1﹣1÷ =
(0.6- )×16=
642÷6= 0.9×99+0.9= 1.25×80= 2.5÷0.01=
÷ = 2﹣ ﹣ = 3﹣ ﹣ = ( ÷ )×30=
行驶路程
180
360
630
行驶时间
2
4
7
从表中可知行驶路程和行驶时间( )
5.43+5.57= 125×72= 299÷102≈ 6×÷6×=
5%×56= 33= = =