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소수점 1자리 덧셈

1
3.4
+
4.4
=
7.8
2
4.6
+
4.7
=
9.3
3
7.6
+
2.8
=
10.4
4
2.8
+
9.1
=
11.9
5
3.6
+
1.6
=
5.2
6
6.3
+
3.8
=
10.1
7
6.3
+
7.5
=
13.8
8
4.2
+
4.3
=
8.5
9
2.2
+
2.3
=
4.5
10
2.5
+
4.4
=
6.9
11
5.3
+
5.7
=
11
12
2.2
+
7.1
=
9.3
13
2.6
+
6.3
=
8.9
14
8.1
+
8.1
=
16.2
15
5.9
+
3.1
=
9