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소숫점: 1자리 덧셈23

1
2.3
+
4.2
=
6.5
2
5.1
+
5.8
=
10.9
3
1.3
+
3.3
=
4.6
4
3.6
+
1.7
=
5.3
5
3.8
+
1.2
=
5
6
6.3
+
3.6
=
9.9
7
5.5
+
4.9
=
10.4
8
5.3
+
1.3
=
6.6
9
7.2
+
6.4
=
13.6
10
2.5
+
6.4
=
8.9
11
8.5
+
5.5
=
14
12
5.3
+
3.5
=
8.8
13
6.4
+
2.7
=
9.1
14
2.6
+
5.7
=
8.3
15
9.3
+
6.9
=
16.2