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소수점 1자리 덧셈

1
5.4
+
3.5
=
8.9
2
6.2
+
6.3
=
12.5
3
7.4
+
5.1
=
12.5
4
2.4
+
6.6
=
9
5
3.2
+
2.2
=
5.4
6
1.2
+
3.5
=
4.7
7
1.4
+
3.4
=
4.8
8
8.6
+
1.6
=
10.2
9
1.8
+
2.3
=
4.1
10
2.1
+
5.8
=
7.9
11
2.2
+
3.5
=
5.7
12
5.1
+
8.5
=
13.6
13
2.6
+
4.5
=
7.1
14
4.7
+
8.6
=
13.3
15
2.5
+
5.3
=
7.8