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소수점 1자리 덧셈

1
2.1
+
1.1
=
3.2
2
3.2
+
9.7
=
12.9
3
3.2
+
5.2
=
8.4
4
1.6
+
6.3
=
7.9
5
7.8
+
5.4
=
13.2
6
3.2
+
7.2
=
10.4
7
9.3
+
1.1
=
10.4
8
3.3
+
1.6
=
4.9
9
3.4
+
4.2
=
7.6
10
4.5
+
7.4
=
11.9
11
5.9
+
2.3
=
8.2
12
4.9
+
5.9
=
10.8
13
8.6
+
2.4
=
11
14
9.4
+
1.3
=
10.7
15
5.1
+
6.2
=
11.3