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소숫점: 1자리 덧셈

1
1.5
+
2.5
=
4
2
4.2
+
5.2
=
9.4
3
1.2
+
9.2
=
10.4
4
3.1
+
4.5
=
7.6
5
7.8
+
3.8
=
11.6
6
2.4
+
1.3
=
3.7
7
9.8
+
6.8
=
16.6
8
4.3
+
2.5
=
6.8
9
1.2
+
3.8
=
5
10
5.4
+
3.1
=
8.5
11
5.1
+
6.4
=
11.5
12
4.7
+
2.2
=
6.9
13
1.4
+
1.6
=
3
14
3.4
+
2.7
=
6.1
15
4.2
+
6.3
=
10.5