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소수점 1자리 덧셈

1
5.2
+
7.4
=
12.6
2
3.5
+
8.2
=
11.7
3
1.5
+
7.4
=
8.9
4
2.3
+
4.1
=
6.4
5
2.9
+
5.4
=
8.3
6
6.3
+
9.9
=
16.2
7
1.1
+
8.1
=
9.2
8
1.3
+
1.8
=
3.1
9
8.5
+
1.8
=
10.3
10
4.6
+
7.3
=
11.9
11
7.8
+
1.1
=
8.9
12
3.3
+
8.4
=
11.7
13
9.5
+
6.1
=
15.6
14
1.3
+
3.2
=
4.5
15
2.9
+
9.4
=
12.3