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소숫점: 1자리 덧셈50

1
5.4
+
3.9
=
9.3
2
8.3
+
2.6
=
10.9
3
4.1
+
8.9
=
13
4
8.4
+
5.4
=
13.8
5
3.6
+
5.4
=
9
6
8.2
+
5.6
=
13.8
7
1.2
+
4.9
=
6.1
8
3.7
+
3.5
=
7.2
9
6.5
+
8.7
=
15.2
10
1.6
+
4.6
=
6.2
11
8.5
+
9.6
=
18.1
12
5.5
+
5.1
=
10.6
13
8.3
+
4.6
=
12.9
14
5.6
+
1.5
=
7.1
15
4.3
+
3.1
=
7.4