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소숫점: 1자리 덧셈18

1
1.8
+
9.4
=
11.2
2
1.3
+
1.7
=
3
3
4.4
+
4.4
=
8.8
4
3.9
+
1.3
=
5.2
5
5.9
+
3.6
=
9.5
6
1.1
+
1.1
=
2.2
7
5.4
+
5.1
=
10.5
8
5.4
+
1.4
=
6.8
9
6.5
+
6.1
=
12.6
10
2.6
+
9.1
=
11.7
11
3.1
+
3.3
=
6.4
12
6.5
+
3.2
=
9.7
13
9.4
+
4.1
=
13.5
14
4.4
+
2.5
=
6.9
15
1.7
+
1.7
=
3.4