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소숫점: 1자리 덧셈10

1
1.4
+
7.7
=
9.1
2
9.5
+
2.1
=
11.6
3
5.2
+
9.3
=
14.5
4
5.7
+
3.3
=
9
5
7.5
+
7.9
=
15.4
6
5.7
+
8.2
=
13.9
7
4.6
+
2.6
=
7.2
8
2.8
+
2.4
=
5.2
9
2.4
+
9.9
=
12.3
10
1.9
+
6.2
=
8.1
11
3.5
+
8.1
=
11.6
12
5.5
+
3.6
=
9.1
13
9.2
+
9.2
=
18.4
14
1.3
+
1.7
=
3
15
2.2
+
9.3
=
11.5