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소숫점: 1자리 덧셈

1
1.5
+
3.4
=
4.9
2
2.3
+
6.8
=
9.1
3
1.4
+
7.2
=
8.6
4
6.9
+
2.6
=
9.5
5
5.5
+
2.1
=
7.6
6
2.9
+
9.5
=
12.4
7
8.9
+
2.4
=
11.3
8
1.3
+
8.2
=
9.5
9
5.1
+
2.9
=
8
10
8.3
+
7.5
=
15.8
11
3.2
+
7.2
=
10.4
12
6.1
+
8.5
=
14.6
13
5.5
+
4.7
=
10.2
14
1.6
+
6.6
=
8.2
15
3.9
+
8.7
=
12.6