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소숫점: 1자리 덧셈15

1
1.5
+
5.3
=
6.8
2
4.6
+
1.1
=
5.7
3
6.2
+
3.9
=
10.1
4
1.5
+
2.1
=
3.6
5
2.3
+
7.9
=
10.2
6
4.7
+
7.4
=
12.1
7
7.1
+
9.6
=
16.7
8
2.9
+
9.2
=
12.1
9
2.8
+
4.2
=
7
10
6.5
+
6.6
=
13.1
11
3.7
+
5.4
=
9.1
12
2.3
+
2.7
=
5
13
2.2
+
5.2
=
7.4
14
5.2
+
3.3
=
8.5
15
3.7
+
9.1
=
12.8