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소숫점: 1자리 덧셈47

1
4.7
+
8.2
=
12.9
2
1.8
+
5.2
=
7
3
2.5
+
2.7
=
5.2
4
5.8
+
7.4
=
13.2
5
8.3
+
5.4
=
13.7
6
3.1
+
1.9
=
5
7
2.6
+
3.5
=
6.1
8
2.7
+
1.3
=
4
9
8.6
+
5.5
=
14.1
10
3.2
+
4.2
=
7.4
11
1.9
+
3.4
=
5.3
12
7.6
+
2.4
=
10
13
6.6
+
3.5
=
10.1
14
1.7
+
5.5
=
7.2
15
8.4
+
1.6
=
10