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소숫점: 1자리 덧셈47

1
4.7
+
8.2
=
12.9
2
7.8
+
9.7
=
17.5
3
3.4
+
3.1
=
6.5
4
6.3
+
4.9
=
11.2
5
3.3
+
3.1
=
6.4
6
2.8
+
4.5
=
7.3
7
3.2
+
1.5
=
4.7
8
7.2
+
5.2
=
12.4
9
6.5
+
9.2
=
15.7
10
2.9
+
4.3
=
7.2
11
4.5
+
9.9
=
14.4
12
3.7
+
4.6
=
8.3
13
9.7
+
9.4
=
19.1
14
2.7
+
1.1
=
3.8
15
7.4
+
4.9
=
12.3