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소숫점: 1자리 덧셈

1
6.4
+
4.8
=
11.2
2
6.2
+
6.7
=
12.9
3
6.2
+
6.3
=
12.5
4
1.2
+
5.1
=
6.3
5
7.1
+
1.1
=
8.2
6
5.1
+
8.5
=
13.6
7
3.3
+
6.9
=
10.2
8
9.8
+
4.6
=
14.4
9
8.6
+
4.5
=
13.1
10
2.7
+
9.3
=
12
11
3.2
+
1.2
=
4.4
12
7.1
+
4.2
=
11.3
13
5.7
+
4.2
=
9.9
14
9.1
+
9.9
=
19
15
2.7
+
3.5
=
6.2