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소숫점: 1자리 덧셈47

1
4.7
+
2.2
=
6.9
2
6.3
+
7.1
=
13.4
3
6.3
+
7.5
=
13.8
4
8.6
+
4.4
=
13
5
7.3
+
4.3
=
11.6
6
5.4
+
5.8
=
11.2
7
2.4
+
9.6
=
12
8
4.4
+
2.4
=
6.8
9
8.7
+
6.1
=
14.8
10
9.9
+
1.7
=
11.6
11
5.4
+
7.3
=
12.7
12
1.2
+
2.7
=
3.9
13
6.6
+
2.6
=
9.2
14
5.6
+
3.5
=
9.1
15
9.1
+
1.8
=
10.9