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소수점 1자리 덧셈

1
1.4
+
2.5
=
3.9
2
3.1
+
6.5
=
9.6
3
6.7
+
5.3
=
12
4
1.8
+
9.4
=
11.2
5
1.8
+
2.8
=
4.6
6
7.3
+
1.8
=
9.1
7
6.1
+
3.5
=
9.6
8
8.3
+
5.9
=
14.2
9
2.8
+
4.2
=
7
10
7.6
+
2.1
=
9.7
11
1.8
+
8.5
=
10.3
12
8.8
+
8.4
=
17.2
13
6.3
+
2.3
=
8.6
14
3.8
+
5.1
=
8.9
15
8.5
+
9.4
=
17.9