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소숫점: 1자리 덧셈31

1
3.1
+
1.6
=
4.7
2
3.6
+
9.3
=
12.9
3
9.5
+
4.3
=
13.8
4
1.2
+
2.5
=
3.7
5
4.7
+
6.3
=
11
6
6.2
+
9.6
=
15.8
7
9.2
+
3.8
=
13
8
3.4
+
6.8
=
10.2
9
1.8
+
6.2
=
8
10
3.4
+
3.5
=
6.9
11
6.7
+
1.4
=
8.1
12
5.1
+
4.4
=
9.5
13
4.2
+
5.4
=
9.6
14
3.9
+
7.6
=
11.5
15
3.1
+
4.4
=
7.5