问题 解答题
直接写出得数.
10-4.5=
1
2
×26=
0.04×25=
1
3
÷
1
9
=
15÷
3
4
=
2
3
×
2
5
÷
2
3
×
2
5
=
1
6
-
1
7
=
5
6
+
5
18
=
3
4
=
8
9
×
9
8
=
4
3
=
3
8
=
答案

10-4.5=5.5;
1
2
×26=13;
0.04×25=1;
1
3
÷
1
9
=3;
15÷
3
4
=20;
2
3
×
2
5
÷
2
3
×
2
5
=
4
25
1
6
-
1
7
=
1
42
5
6
+
5
18
=1
1
9
3
4
=8;
8
9
×
9
8
=1;
4
3
=0;
3
8
=8.

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