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소숫점: 1자리 덧셈56

1
5.6
+
1.8
=
7.4
2
4.4
+
8.3
=
12.7
3
1.5
+
9.2
=
10.7
4
6.1
+
3.1
=
9.2
5
1.9
+
5.6
=
7.5
6
7.3
+
1.9
=
9.2
7
3.7
+
3.2
=
6.9
8
1.5
+
3.1
=
4.6
9
7.1
+
1.5
=
8.6
10
8.5
+
4.2
=
12.7
11
8.3
+
2.6
=
10.9
12
1.9
+
2.3
=
4.2
13
2.2
+
2.5
=
4.7
14
5.5
+
7.2
=
12.7
15
2.2
+
7.2
=
9.4