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소숫점: 1자리 덧셈23

1
2.3
+
1.1
=
3.4
2
1.1
+
2.1
=
3.2
3
7.3
+
5.3
=
12.6
4
5.3
+
4.3
=
9.6
5
8.5
+
4.1
=
12.6
6
3.2
+
5.3
=
8.5
7
1.2
+
1.4
=
2.6
8
5.2
+
1.1
=
6.3
9
6.2
+
1.6
=
7.8
10
1.4
+
3.1
=
4.5
11
4.6
+
7.4
=
12
12
8.9
+
2.9
=
11.8
13
4.1
+
2.7
=
6.8
14
5.7
+
6.2
=
11.9
15
6.8
+
1.7
=
8.5