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소수점 1자리 덧셈

1
2.2
+
8.2
=
10.4
2
7.8
+
5.8
=
13.6
3
2.5
+
4.1
=
6.6
4
4.2
+
4.5
=
8.7
5
2.6
+
4.7
=
7.3
6
1.5
+
1.3
=
2.8
7
3.2
+
2.6
=
5.8
8
2.7
+
8.2
=
10.9
9
1.5
+
2.8
=
4.3
10
6.3
+
2.5
=
8.8
11
9.4
+
1.9
=
11.3
12
5.6
+
1.4
=
7
13
8.5
+
1.3
=
9.8
14
2.1
+
7.9
=
10
15
1.9
+
3.1
=
5