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소수점 1자리 덧셈

1
5.2
+
7.7
=
12.9
2
4.8
+
5.6
=
10.4
3
7.1
+
4.4
=
11.5
4
4.7
+
2.3
=
7
5
2.6
+
6.2
=
8.8
6
1.5
+
7.1
=
8.6
7
3.7
+
1.1
=
4.8
8
1.9
+
4.8
=
6.7
9
2.8
+
8.3
=
11.1
10
6.3
+
5.3
=
11.6
11
7.3
+
2.2
=
9.5
12
4.6
+
3.3
=
7.9
13
8.2
+
8.6
=
16.8
14
3.7
+
2.3
=
6
15
1.3
+
3.2
=
4.5