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소숫점: 1자리 덧셈37

1
3.7
+
9.4
=
13.1
2
2.7
+
4.4
=
7.1
3
4.1
+
8.6
=
12.7
4
4.5
+
4.5
=
9
5
3.9
+
1.8
=
5.7
6
4.4
+
1.5
=
5.9
7
1.3
+
2.2
=
3.5
8
9.7
+
3.6
=
13.3
9
5.4
+
8.6
=
14
10
5.2
+
2.8
=
8
11
5.1
+
3.1
=
8.2
12
5.8
+
3.1
=
8.9
13
3.9
+
1.4
=
5.3
14
4.8
+
5.6
=
10.4
15
4.5
+
3.3
=
7.8