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소수점 1자리 덧셈

1
4.7
+
3.4
=
8.1
2
8.3
+
2.1
=
10.4
3
3.6
+
3.5
=
7.1
4
1.8
+
3.2
=
5
5
4.1
+
1.3
=
5.4
6
1.1
+
3.3
=
4.4
7
7.6
+
2.5
=
10.1
8
8.5
+
3.2
=
11.7
9
9.2
+
7.8
=
17
10
5.6
+
8.5
=
14.1
11
5.5
+
1.6
=
7.1
12
1.6
+
3.4
=
5
13
1.8
+
1.3
=
3.1
14
5.9
+
2.4
=
8.3
15
2.1
+
2.3
=
4.4