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소숫점: 1자리 덧셈13

1
1.3
+
6.1
=
7.4
2
5.4
+
9.6
=
15
3
2.4
+
1.8
=
4.2
4
1.2
+
8.2
=
9.4
5
7.3
+
2.9
=
10.2
6
9.3
+
4.1
=
13.4
7
2.4
+
9.4
=
11.8
8
3.8
+
6.3
=
10.1
9
3.5
+
6.1
=
9.6
10
7.3
+
9.1
=
16.4
11
5.3
+
3.7
=
9
12
8.7
+
6.3
=
15
13
2.9
+
4.5
=
7.4
14
3.5
+
4.4
=
7.9
15
2.4
+
3.1
=
5.5