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소숫점: 1자리 덧셈23

1
2.3
+
1.2
=
3.5
2
6.2
+
6.2
=
12.4
3
3.6
+
1.3
=
4.9
4
1.6
+
5.9
=
7.5
5
3.4
+
2.4
=
5.8
6
6.1
+
2.1
=
8.2
7
9.4
+
2.5
=
11.9
8
4.5
+
8.5
=
13
9
9.3
+
2.6
=
11.9
10
1.2
+
2.1
=
3.3
11
4.4
+
2.9
=
7.3
12
1.1
+
9.1
=
10.2
13
6.2
+
4.2
=
10.4
14
8.4
+
6.5
=
14.9
15
7.7
+
4.2
=
11.9