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소숫점: 1자리 덧셈60

1
6.6
+
3.6
=
10.2
2
4.5
+
4.5
=
9
3
4.1
+
3.2
=
7.3
4
5.4
+
9.3
=
14.7
5
2.4
+
5.1
=
7.5
6
5.9
+
3.7
=
9.6
7
8.4
+
8.9
=
17.3
8
1.7
+
1.5
=
3.2
9
4.4
+
1.3
=
5.7
10
8.6
+
2.1
=
10.7
11
1.8
+
1.6
=
3.4
12
4.6
+
3.7
=
8.3
13
1.2
+
7.1
=
8.3
14
8.1
+
8.9
=
17
15
4.5
+
2.1
=
6.6