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소숫점: 1자리 덧셈55

1
5.5
+
6.3
=
11.8
2
5.7
+
3.3
=
9
3
8.4
+
2.4
=
10.8
4
4.9
+
5.6
=
10.5
5
1.9
+
3.4
=
5.3
6
5.4
+
1.1
=
6.5
7
8.3
+
2.3
=
10.6
8
1.7
+
8.1
=
9.8
9
5.4
+
7.4
=
12.8
10
6.2
+
3.4
=
9.6
11
4.8
+
7.1
=
11.9
12
4.9
+
3.1
=
8
13
7.5
+
2.9
=
10.4
14
9.1
+
6.2
=
15.3
15
1.8
+
1.3
=
3.1