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소숫점: 1자리 덧셈57

1
5.7
+
6.1
=
11.8
2
1.2
+
7.3
=
8.5
3
3.2
+
5.4
=
8.6
4
8.1
+
3.4
=
11.5
5
1.1
+
9.1
=
10.2
6
1.5
+
8.4
=
9.9
7
4.4
+
2.5
=
6.9
8
2.1
+
1.6
=
3.7
9
1.2
+
6.1
=
7.3
10
3.8
+
5.8
=
9.6
11
3.4
+
1.9
=
5.3
12
4.7
+
4.5
=
9.2
13
3.4
+
1.3
=
4.7
14
3.3
+
3.1
=
6.4
15
3.5
+
3.4
=
6.9