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소수점 1자리 덧셈

1
4.6
+
5.3
=
9.9
2
2.1
+
4.8
=
6.9
3
3.8
+
5.2
=
9
4
8.5
+
9.2
=
17.7
5
5.7
+
8.2
=
13.9
6
3.6
+
5.6
=
9.2
7
5.2
+
1.5
=
6.7
8
8.1
+
7.5
=
15.6
9
5.9
+
2.1
=
8
10
4.2
+
5.8
=
10
11
2.2
+
4.3
=
6.5
12
1.4
+
2.5
=
3.9
13
2.2
+
1.6
=
3.8
14
8.4
+
9.1
=
17.5
15
4.5
+
1.3
=
5.8