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소숫점: 1자리 덧셈10

1
1.4
+
4.3
=
5.7
2
3.9
+
1.2
=
5.1
3
1.5
+
4.3
=
5.8
4
4.5
+
1.1
=
5.6
5
1.9
+
3.9
=
5.8
6
8.5
+
6.6
=
15.1
7
8.2
+
3.1
=
11.3
8
5.1
+
8.5
=
13.6
9
2.5
+
9.2
=
11.7
10
9.4
+
1.9
=
11.3
11
4.4
+
9.4
=
13.8
12
2.9
+
4.3
=
7.2
13
6.8
+
1.5
=
8.3
14
7.1
+
8.6
=
15.7
15
5.5
+
1.8
=
7.3