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소숫점: 1자리 덧셈22

1
2.2
+
6.4
=
8.6
2
6.5
+
6.1
=
12.6
3
3.1
+
9.4
=
12.5
4
4.4
+
4.7
=
9.1
5
4.4
+
3.8
=
8.2
6
1.5
+
7.2
=
8.7
7
4.2
+
4.7
=
8.9
8
7.1
+
3.2
=
10.3
9
4.2
+
3.4
=
7.6
10
3.9
+
1.5
=
5.4
11
4.5
+
8.4
=
12.9
12
2.8
+
2.3
=
5.1
13
6.3
+
2.4
=
8.7
14
6.4
+
8.8
=
15.2
15
4.8
+
3.8
=
8.6