问题 解答题
口算快车道
8
11
÷4=
0.3÷
3
5
=
1.5+50%=
4
7
=
答案

8
11
÷4=
2
11
0.3÷
3
5
=0.5,
1.5+50%=2,
4
7
=7,
8
15
=0,
7
8
÷14=
1
16
1
8
÷
1
4
=
1
2
5
6
÷
3
4
=
10
9
5
6
×1.8=1.5.