问题 解答题
直接写出得数.
5
6
=
6
7
÷12=
9+
2
9
=
1
2
-
1
4
=
3.25×8=4.2÷2.1=2.2+4.58=0.34×400=
8×(0.6+1.9)=0.9+99×0.9=
答案

5
6
=
20
3
6
7
÷12=
1
14
9+
2
9
=9
2
9
1
2
-
1
4
=
1
4
3.25×8=26,4.2÷2.1=2,2.2+4.58=6.78,0.34×400=136,
8×(0.6+1.9)=20,0.9+99×0.9=90.
故答案为:
20
3
1
14
,9
2
9
1
4
,26,2,6.78,136,20,90.

问答题 简答题
单项选择题