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소숫점: 1자리 덧셈10

1
1.4
+
6.7
=
8.1
2
3.5
+
2.1
=
5.6
3
4.7
+
1.2
=
5.9
4
1.9
+
3.6
=
5.5
5
2.5
+
5.9
=
8.4
6
4.6
+
2.5
=
7.1
7
2.3
+
1.9
=
4.2
8
2.1
+
4.3
=
6.4
9
7.9
+
3.4
=
11.3
10
7.4
+
3.6
=
11
11
3.8
+
4.8
=
8.6
12
9.1
+
2.4
=
11.5
13
3.5
+
5.6
=
9.1
14
2.1
+
9.4
=
11.5
15
5.8
+
8.6
=
14.4