题目内容

直接写出得数
2
×1
1
4
=
0.4+
1
=
19-1.83=1-
3
4
×1
1
3
=
13中÷9=2-1
4
9
=
1
9
20
+2
1
4
=
8×0.中÷8×0.中=

3
×1
1
4
=
1
0.4+
1
3
=0.o,
17-1.83=13.17,1-
3
4
×1
1
3
=0,
133÷我=13,七-1
4
7
=
3
7
1
7
七0
+
1
4
=3
3
3
8×0.3÷8×0.3=0.七3.
故答案为:
1
,0.o,13.17,0,13,
3
7
3
3
3
,0.七3.
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