问题 解答题
口算.
14.5+9.5=
11-6.75=20×5.5=
1
3
÷
1
4
=
3
2
×
9
4
×
1
2
=
1
3
÷2÷
1
3
=
7×0÷6.5=
1
2
×(2.6-2.4)=
答案

14.5+9.5=24,11-6.75=4.25,20×5.5=110,
1
3
÷
1
4
=
4
3
3
2
×
9
4
×
1
2
=
27
16
1
3
÷2÷
1
3
=
1
2
7×0÷6.5=0,
1
2
×(2.6-2.4)=0.1.
故答案为:24,4.25,110,
4
3
27
16
1
2
,0,0.1.

单项选择题 A1/A2型题
单项选择题