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소수점 1자리 덧셈

1
3.6
+
4.1
=
7.7
2
4.5
+
8.3
=
12.8
3
1.7
+
4.4
=
6.1
4
4.6
+
3.5
=
8.1
5
2.6
+
8.1
=
10.7
6
6.1
+
1.7
=
7.8
7
1.2
+
6.1
=
7.3
8
5.4
+
5.5
=
10.9
9
7.4
+
5.3
=
12.7
10
3.9
+
3.7
=
7.6
11
2.9
+
4.7
=
7.6
12
7.4
+
1.2
=
8.6
13
6.3
+
9.2
=
15.5
14
2.2
+
4.9
=
7.1
15
9.1
+
9.7
=
18.8