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소수점 1자리 덧셈

1
1.8
+
1.4
=
3.2
2
9.1
+
5.1
=
14.2
3
1.8
+
1.3
=
3.1
4
4.3
+
5.1
=
9.4
5
1.1
+
2.5
=
3.6
6
4.1
+
6.3
=
10.4
7
6.4
+
5.7
=
12.1
8
9.1
+
8.4
=
17.5
9
3.6
+
2.5
=
6.1
10
1.2
+
9.3
=
10.5
11
2.8
+
4.8
=
7.6
12
1.3
+
5.7
=
7
13
2.2
+
6.2
=
8.4
14
6.1
+
5.7
=
11.8
15
3.3
+
6.3
=
9.6