题目内容

直接写出得数.
9.8+6.7=
1
3
+0.2=
15-
4
9
=
1.25×8=1÷0.25=
3
5
×
1
4
=
0×2
5
7
=
7.2÷4=25÷10%=1-
1
7
-
5
7
=
9.8+6.7=16.5;
1
3
+0.2=
1
3
+
1
5
=
5
15
+
3
15
=
8
15

15-
4
9
=14
9
9
-
4
9
=14
5
9

1.25×8=10;
1÷0.25=1÷
1
4
=4;
3
5
×
1
4
=
3
20

0×2
5
7
=0;
7.2÷4=1.8;
25÷10%=25÷0.1=250;
1-
1
7
-
5
7
=1-(
1
7
+
5
7
)=1-
6
7
=
1
7
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