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소숫점: 1자리 덧셈13

1
1.3
+
2.1
=
3.4
2
6.3
+
7.4
=
13.7
3
5.4
+
2.1
=
7.5
4
8.5
+
3.1
=
11.6
5
4.4
+
9.6
=
14
6
2.7
+
2.3
=
5
7
7.1
+
3.4
=
10.5
8
3.6
+
4.1
=
7.7
9
2.4
+
2.6
=
5
10
4.8
+
1.5
=
6.3
11
3.1
+
4.9
=
8
12
4.7
+
9.5
=
14.2
13
4.7
+
1.2
=
5.9
14
1.4
+
4.7
=
6.1
15
1.2
+
6.1
=
7.3