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소숫점: 1자리 덧셈60

1
6.3
+
5.3
=
11.6
2
2.1
+
4.9
=
7
3
4.6
+
3.2
=
7.8
4
1.6
+
8.2
=
9.8
5
8.6
+
1.4
=
10
6
7.4
+
2.7
=
10.1
7
6.4
+
8.5
=
14.9
8
3.7
+
5.1
=
8.8
9
2.4
+
2.3
=
4.7
10
4.3
+
4.2
=
8.5
11
1.3
+
6.2
=
7.5
12
1.1
+
1.9
=
3
13
8.8
+
9.1
=
17.9
14
5.9
+
4.7
=
10.6
15
4.7
+
2.9
=
7.6