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소수점 1자리 덧셈

1
1.7
+
6.1
=
7.8
2
7.3
+
3.8
=
11.1
3
3.2
+
5.4
=
8.6
4
6.3
+
2.2
=
8.5
5
4.9
+
3.2
=
8.1
6
1.2
+
9.2
=
10.4
7
2.3
+
1.7
=
4
8
6.9
+
3.9
=
10.8
9
6.1
+
6.3
=
12.4
10
6.9
+
4.9
=
11.8
11
6.5
+
1.4
=
7.9
12
9.2
+
5.4
=
14.6
13
7.7
+
5.3
=
13
14
3.2
+
5.3
=
8.5
15
7.9
+
3.7
=
11.6