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소숫점: 1자리 덧셈19

1
1.9
+
4.5
=
6.4
2
2.6
+
1.3
=
3.9
3
3.2
+
7.4
=
10.6
4
1.2
+
3.3
=
4.5
5
3.6
+
5.9
=
9.5
6
2.3
+
8.3
=
10.6
7
1.7
+
8.1
=
9.8
8
1.1
+
5.8
=
6.9
9
1.5
+
2.8
=
4.3
10
4.6
+
7.8
=
12.4
11
1.2
+
8.4
=
9.6
12
8.1
+
3.6
=
11.7
13
2.9
+
4.5
=
7.4
14
3.1
+
2.4
=
5.5
15
6.2
+
2.7
=
8.9