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소숫점: 1자리 덧셈47

1
4.7
+
2.8
=
7.5
2
1.6
+
3.7
=
5.3
3
2.2
+
1.3
=
3.5
4
6.4
+
4.8
=
11.2
5
3.9
+
7.6
=
11.5
6
2.2
+
8.3
=
10.5
7
9.1
+
2.5
=
11.6
8
4.4
+
7.7
=
12.1
9
2.8
+
3.8
=
6.6
10
6.3
+
4.9
=
11.2
11
8.7
+
4.4
=
13.1
12
6.3
+
3.4
=
9.7
13
1.4
+
8.9
=
10.3
14
4.4
+
2.2
=
6.6
15
3.3
+
3.6
=
6.9