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소숫점: 1자리 덧셈56

1
5.6
+
2.1
=
7.7
2
9.7
+
1.3
=
11
3
4.2
+
8.9
=
13.1
4
4.5
+
5.3
=
9.8
5
1.2
+
9.7
=
10.9
6
3.6
+
1.5
=
5.1
7
3.2
+
2.4
=
5.6
8
7.1
+
4.3
=
11.4
9
1.4
+
6.6
=
8
10
3.9
+
3.2
=
7.1
11
5.2
+
4.3
=
9.5
12
3.3
+
3.3
=
6.6
13
1.4
+
7.1
=
8.5
14
5.9
+
4.1
=
10
15
4.9
+
2.8
=
7.7