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소숫점: 1자리 덧셈12

1
1.2
+
2.1
=
3.3
2
8.1
+
3.3
=
11.4
3
6.1
+
6.3
=
12.4
4
1.2
+
6.1
=
7.3
5
4.6
+
6.2
=
10.8
6
3.8
+
1.3
=
5.1
7
4.1
+
6.1
=
10.2
8
2.9
+
9.5
=
12.4
9
9.4
+
4.8
=
14.2
10
3.5
+
4.6
=
8.1
11
3.2
+
3.6
=
6.8
12
3.4
+
6.9
=
10.3
13
5.1
+
3.5
=
8.6
14
3.3
+
4.4
=
7.7
15
4.2
+
1.6
=
5.8