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소숫점: 1자리 덧셈13

1
1.3
+
2.3
=
3.6
2
4.2
+
7.3
=
11.5
3
1.7
+
9.2
=
10.9
4
1.6
+
4.3
=
5.9
5
3.4
+
1.7
=
5.1
6
8.5
+
8.4
=
16.9
7
7.6
+
4.4
=
12
8
1.2
+
3.1
=
4.3
9
3.2
+
4.5
=
7.7
10
7.3
+
6.9
=
14.2
11
6.3
+
7.3
=
13.6
12
2.2
+
6.1
=
8.3
13
8.9
+
1.1
=
10
14
4.8
+
5.2
=
10
15
2.9
+
5.4
=
8.3