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소숫점: 1자리 덧셈15

1
1.5
+
8.6
=
10.1
2
1.4
+
1.8
=
3.2
3
3.3
+
9.4
=
12.7
4
6.6
+
5.7
=
12.3
5
2.3
+
3.4
=
5.7
6
8.2
+
5.1
=
13.3
7
9.3
+
6.1
=
15.4
8
1.8
+
6.7
=
8.5
9
6.2
+
5.4
=
11.6
10
1.3
+
6.8
=
8.1
11
3.1
+
9.1
=
12.2
12
3.7
+
2.5
=
6.2
13
6.4
+
3.4
=
9.8
14
2.7
+
3.2
=
5.9
15
1.7
+
4.4
=
6.1