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소수점 1자리 덧셈

1
4.5
+
5.3
=
9.8
2
2.6
+
3.1
=
5.7
3
2.8
+
5.1
=
7.9
4
6.2
+
6.5
=
12.7
5
3.1
+
2.1
=
5.2
6
5.9
+
1.5
=
7.4
7
9.5
+
8.2
=
17.7
8
3.8
+
1.7
=
5.5
9
3.5
+
8.1
=
11.6
10
3.4
+
1.4
=
4.8
11
1.9
+
6.3
=
8.2
12
2.3
+
9.9
=
12.2
13
1.1
+
4.7
=
5.8
14
8.5
+
1.6
=
10.1
15
9.1
+
6.4
=
15.5