1个回答
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3.9
+
12.6
=
1.9
+
5.2
=
5.8
+
3.3
=
4.2
+
3.9
=
1.5
+
3.6
=
5.3
+
6.8
=
4.3
+
2.6
=
5.8
+
1.6
=
6.2
-
3.6
=
5.2
-
3.2
=
4.2
+
1.5
=
6.2
-
3.1
=
4.2
-
3.1
=
5.9
-
3.6
=
4.8
-
5.74
=
9.3
+
6.8
=
6.6
-
3.1
=
3
+
6.5
=
5.2
-
5
=
4.6
-
3.2
=
1.6
-
0.7
=
5.2
-
0.8
=
4.6
-
0.8
=
4.6
+
3.8
=
0.9
+
6.3
=
1.2
+
3.6
=
10
+
3.5
=
1.02
-
1.02
=
3.5
+
3.6
=
2.9
-
0.85
=
1.6
+
5.3
=
6.2
-
3.8
=
1.25
-
0.75
=
3.6
+
1.3
=
4.3
-
3.5
=
0.6
-
0.2
=
1.2
-
0.3
=
0.25
-
0.15
=
1.7
+
3
=
6
+
0.3
=
0.6
+
3.2
=
0.8
-
0.3
=
0.5
+
0.9
=
0.6
-
0.45
=
1.2
-
0.5
=
0.8
+
6.4
=
0.3
+
1.9
=
1.5
+
0.9
=
5
+
4.8
=
6
-
5.9
=
1.2
-
0.8
=
2.2
-
0.5
=
1.5
+
2.0
=
2.3
+
4.8
=
10
-
9.8
=
1.2
-
1.2
=
3.5
+
3.5
=
1.2
+
1.28
=
0.9
+
4.2
=
3.5
+
1.6
=
+
12.6
=
1.9
+
5.2
=
5.8
+
3.3
=
4.2
+
3.9
=
1.5
+
3.6
=
5.3
+
6.8
=
4.3
+
2.6
=
5.8
+
1.6
=
6.2
-
3.6
=
5.2
-
3.2
=
4.2
+
1.5
=
6.2
-
3.1
=
4.2
-
3.1
=
5.9
-
3.6
=
4.8
-
5.74
=
9.3
+
6.8
=
6.6
-
3.1
=
3
+
6.5
=
5.2
-
5
=
4.6
-
3.2
=
1.6
-
0.7
=
5.2
-
0.8
=
4.6
-
0.8
=
4.6
+
3.8
=
0.9
+
6.3
=
1.2
+
3.6
=
10
+
3.5
=
1.02
-
1.02
=
3.5
+
3.6
=
2.9
-
0.85
=
1.6
+
5.3
=
6.2
-
3.8
=
1.25
-
0.75
=
3.6
+
1.3
=
4.3
-
3.5
=
0.6
-
0.2
=
1.2
-
0.3
=
0.25
-
0.15
=
1.7
+
3
=
6
+
0.3
=
0.6
+
3.2
=
0.8
-
0.3
=
0.5
+
0.9
=
0.6
-
0.45
=
1.2
-
0.5
=
0.8
+
6.4
=
0.3
+
1.9
=
1.5
+
0.9
=
5
+
4.8
=
6
-
5.9
=
1.2
-
0.8
=
2.2
-
0.5
=
1.5
+
2.0
=
2.3
+
4.8
=
10
-
9.8
=
1.2
-
1.2
=
3.5
+
3.5
=
1.2
+
1.28
=
0.9
+
4.2
=
3.5
+
1.6
=
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