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소수점 1자리 덧셈

1
3.1
+
2.6
=
5.7
2
1.5
+
3.1
=
4.6
3
1.5
+
1.6
=
3.1
4
6.2
+
8.8
=
15
5
1.6
+
4.1
=
5.7
6
2.4
+
3.3
=
5.7
7
5.1
+
3.1
=
8.2
8
6.6
+
5.8
=
12.4
9
7.7
+
7.1
=
14.8
10
2.9
+
3.2
=
6.1
11
5.5
+
4.9
=
10.4
12
8.7
+
4.1
=
12.8
13
9.5
+
5.9
=
15.4
14
4.3
+
5.1
=
9.4
15
3.7
+
1.3
=
5