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口算.0.75+14=0÷16=74×47=45+20%=30÷13=38×12×14=63:27=730:145=

题目详情
口算.
0.75+
1
4
=
1
6
=
7
4
×
4
7
=
4
5
+20%=
30÷
1
3
=
3
8
×12×
1
4
=
63:27=
7
30
14
5
=
▼优质解答
答案和解析
口算.
0.75+
1
4
=1;
1
6
=0;
7
4
×
4
7
=1;
4
5
+20%=1;
30÷
1
3
=90;
3
8
×12×
1
4
=
9
8
63:27=7:3;
7
30
14
5
=
1
12