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소수점 1자리 덧셈

1
4.7
+
5.3
=
10
2
8.5
+
4.5
=
13
3
9.1
+
2.8
=
11.9
4
8.5
+
2.6
=
11.1
5
4.9
+
8.2
=
13.1
6
7.4
+
1.9
=
9.3
7
2.9
+
2.2
=
5.1
8
6.5
+
5.1
=
11.6
9
8.1
+
9.5
=
17.6
10
3.6
+
4.2
=
7.8
11
5.3
+
1.4
=
6.7
12
6.4
+
2.2
=
8.6
13
3.2
+
7.1
=
10.3
14
6.8
+
2.6
=
9.4
15
1.6
+
3.5
=
5.1