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소숫점: 1자리 덧셈40

1
4.3
+
9.3
=
13.6
2
4.6
+
8.5
=
13.1
3
4.8
+
2.9
=
7.7
4
8.1
+
9.2
=
17.3
5
2.5
+
2.4
=
4.9
6
4.4
+
4.9
=
9.3
7
9.2
+
6.2
=
15.4
8
2.1
+
3.3
=
5.4
9
1.8
+
2.9
=
4.7
10
5.4
+
5.7
=
11.1
11
4.7
+
1.2
=
5.9
12
9.6
+
5.3
=
14.9
13
8.4
+
7.3
=
15.7
14
5.8
+
4.3
=
10.1
15
2.6
+
5.1
=
7.7