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소수점 1자리 덧셈

1
4.8
+
4.5
=
9.3
2
7.7
+
5.4
=
13.1
3
3.1
+
7.4
=
10.5
4
4.2
+
9.1
=
13.3
5
3.1
+
4.2
=
7.3
6
9.2
+
2.3
=
11.5
7
5.1
+
9.2
=
14.3
8
3.4
+
6.4
=
9.8
9
4.9
+
6.6
=
11.5
10
9.1
+
7.2
=
16.3
11
4.9
+
6.3
=
11.2
12
4.7
+
2.7
=
7.4
13
4.4
+
3.3
=
7.7
14
6.5
+
1.1
=
7.6
15
1.1
+
8.6
=
9.7