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소숫점: 1자리 덧셈18

1
1.8
+
4.5
=
6.3
2
7.3
+
2.9
=
10.2
3
2.5
+
6.1
=
8.6
4
4.8
+
4.7
=
9.5
5
4.4
+
2.5
=
6.9
6
6.5
+
4.5
=
11
7
8.3
+
5.7
=
14
8
2.6
+
2.3
=
4.9
9
1.9
+
1.1
=
3
10
9.4
+
3.7
=
13.1
11
2.6
+
4.2
=
6.8
12
8.3
+
7.8
=
16.1
13
1.5
+
4.2
=
5.7
14
7.7
+
2.7
=
10.4
15
5.7
+
5.4
=
11.1