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소수점 1자리 덧셈

1
3.5
+
9.1
=
12.6
2
2.2
+
4.3
=
6.5
3
1.2
+
3.3
=
4.5
4
3.2
+
1.3
=
4.5
5
4.2
+
5.3
=
9.5
6
2.2
+
3.4
=
5.6
7
1.9
+
3.5
=
5.4
8
3.4
+
8.5
=
11.9
9
3.5
+
3.3
=
6.8
10
8.1
+
2.3
=
10.4
11
1.5
+
3.3
=
4.8
12
8.2
+
5.7
=
13.9
13
2.1
+
5.8
=
7.9
14
1.5
+
1.4
=
2.9
15
3.6
+
9.2
=
12.8