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소숫점: 1자리 덧셈19

1
1.9
+
3.1
=
5
2
3.6
+
2.2
=
5.8
3
6.4
+
2.1
=
8.5
4
5.2
+
7.5
=
12.7
5
8.8
+
1.2
=
10
6
3.4
+
1.4
=
4.8
7
2.2
+
5.1
=
7.3
8
1.1
+
7.1
=
8.2
9
9.4
+
4.2
=
13.6
10
1.1
+
2.7
=
3.8
11
4.3
+
9.1
=
13.4
12
7.8
+
5.1
=
12.9
13
8.5
+
5.2
=
13.7
14
5.3
+
6.5
=
11.8
15
5.1
+
4.4
=
9.5