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소수점 1자리 덧셈

1
2.6
+
5.2
=
7.8
2
4.9
+
4.9
=
9.8
3
7.3
+
1.8
=
9.1
4
5.7
+
5.5
=
11.2
5
2.8
+
7.3
=
10.1
6
3.4
+
3.8
=
7.2
7
3.5
+
2.1
=
5.6
8
7.8
+
6.2
=
14
9
3.4
+
1.7
=
5.1
10
4.3
+
2.5
=
6.8
11
7.4
+
7.3
=
14.7
12
3.4
+
6.7
=
10.1
13
4.8
+
8.1
=
12.9
14
6.6
+
2.3
=
8.9
15
5.4
+
1.5
=
6.9