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소숫점: 1자리 덧셈13

1
1.3
+
1.6
=
2.9
2
6.6
+
3.1
=
9.7
3
5.5
+
3.1
=
8.6
4
9.1
+
3.1
=
12.2
5
4.1
+
4.3
=
8.4
6
2.2
+
2.6
=
4.8
7
3.5
+
2.5
=
6
8
8.4
+
3.5
=
11.9
9
3.6
+
3.1
=
6.7
10
2.5
+
2.2
=
4.7
11
1.4
+
5.4
=
6.8
12
1.7
+
2.6
=
4.3
13
1.9
+
2.6
=
4.5
14
8.8
+
8.3
=
17.1
15
7.3
+
5.7
=
13