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소숫점: 1자리 덧셈13

1
1.3
+
9.5
=
10.8
2
2.8
+
3.9
=
6.7
3
5.3
+
9.7
=
15
4
4.3
+
5.4
=
9.7
5
1.4
+
5.1
=
6.5
6
9.9
+
6.5
=
16.4
7
7.7
+
1.5
=
9.2
8
5.9
+
2.3
=
8.2
9
9.3
+
5.2
=
14.5
10
2.4
+
1.3
=
3.7
11
2.7
+
3.5
=
6.2
12
3.3
+
2.5
=
5.8
13
4.1
+
7.1
=
11.2
14
2.1
+
3.3
=
5.4
15
8.7
+
2.2
=
10.9