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소수점 1자리 덧셈

1
3.5
+
2.2
=
5.7
2
1.4
+
3.8
=
5.2
3
2.3
+
5.7
=
8
4
7.2
+
8.2
=
15.4
5
2.8
+
4.3
=
7.1
6
1.2
+
1.1
=
2.3
7
7.3
+
3.8
=
11.1
8
5.1
+
7.5
=
12.6
9
9.1
+
9.1
=
18.2
10
1.6
+
9.6
=
11.2
11
1.2
+
3.4
=
4.6
12
9.3
+
4.4
=
13.7
13
2.5
+
4.4
=
6.9
14
2.4
+
2.7
=
5.1
15
1.9
+
6.3
=
8.2