问题 解答题
直接写得数.
0.36+0.4=
12÷40%=5-
1
8
-
7
8
=
1
2
×
1
2
÷
1
2
×
1
2
=
1÷1%=1-27.5%=
3
20
×100%
=
(18+
9
20
)÷9
=
答案

0.36+0.4=0.76,12÷40%=30,5-
1
8
-
7
8
=4,
1
2
×
1
2
÷
1
2
×
1
2
=
1
4
1÷1%=100,1-27.5%=0.725,
3
20
×100%
=0.15,
(18+
9
20
)÷9
=2
1
20

填空题
单项选择题 A1/A2型题