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소수점 1자리 덧셈

1
1.6
+
3.1
=
4.7
2
9.7
+
2.4
=
12.1
3
4.2
+
5.4
=
9.6
4
2.9
+
2.5
=
5.4
5
6.4
+
6.5
=
12.9
6
4.4
+
2.9
=
7.3
7
9.1
+
4.5
=
13.6
8
4.7
+
4.7
=
9.4
9
8.5
+
3.3
=
11.8
10
1.2
+
6.5
=
7.7
11
7.9
+
4.1
=
12
12
1.8
+
2.2
=
4
13
1.7
+
5.1
=
6.8
14
1.1
+
1.2
=
2.3
15
5.2
+
2.8
=
8