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소수점 1자리 덧셈

1
2.1
+
1.2
=
3.3
2
7.4
+
4.1
=
11.5
3
9.2
+
5.4
=
14.6
4
3.9
+
3.2
=
7.1
5
4.1
+
5.3
=
9.4
6
1.2
+
5.7
=
6.9
7
4.4
+
5.6
=
10
8
2.1
+
2.5
=
4.6
9
3.4
+
7.5
=
10.9
10
7.4
+
4.9
=
12.3
11
2.4
+
9.4
=
11.8
12
3.8
+
4.2
=
8
13
6.1
+
5.9
=
12
14
6.3
+
5.3
=
11.6
15
1.3
+
3.7
=
5