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소숫점: 1자리 덧셈13

1
1.3
+
2.2
=
3.5
2
6.3
+
1.2
=
7.5
3
4.7
+
3.6
=
8.3
4
7.6
+
3.1
=
10.7
5
8.6
+
6.2
=
14.8
6
2.4
+
6.3
=
8.7
7
9.2
+
5.9
=
15.1
8
9.4
+
2.1
=
11.5
9
4.1
+
4.2
=
8.3
10
5.2
+
6.2
=
11.4
11
4.5
+
2.8
=
7.3
12
8.2
+
9.8
=
18
13
3.1
+
7.5
=
10.6
14
4.5
+
6.2
=
10.7
15
3.9
+
5.8
=
9.7