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소숫점: 1자리 덧셈10

1
1.5
+
3.1
=
4.6
2
1.5
+
9.1
=
10.6
3
6.2
+
9.1
=
15.3
4
1.1
+
8.1
=
9.2
5
8.1
+
4.2
=
12.3
6
7.3
+
8.6
=
15.9
7
4.5
+
9.8
=
14.3
8
6.2
+
2.4
=
8.6
9
4.1
+
5.5
=
9.6
10
2.1
+
9.3
=
11.4
11
4.7
+
3.3
=
8
12
2.9
+
4.7
=
7.6
13
4.1
+
8.4
=
12.5
14
2.8
+
5.2
=
8
15
5.3
+
6.1
=
11.4