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소숫점: 1자리 덧셈15

1
1.5
+
4.4
=
5.9
2
6.2
+
4.2
=
10.4
3
5.6
+
2.4
=
8
4
1.7
+
5.2
=
6.9
5
9.2
+
8.7
=
17.9
6
5.7
+
8.3
=
14
7
5.1
+
3.1
=
8.2
8
1.3
+
1.3
=
2.6
9
3.7
+
2.8
=
6.5
10
9.3
+
4.5
=
13.8
11
3.6
+
8.1
=
11.7
12
4.1
+
5.3
=
9.4
13
6.3
+
6.4
=
12.7
14
4.1
+
7.3
=
11.4
15
6.4
+
5.2
=
11.6