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소수점 1자리 덧셈

1
4.7
+
2.5
=
7.2
2
2.3
+
1.9
=
4.2
3
4.1
+
6.4
=
10.5
4
9.8
+
6.1
=
15.9
5
9.2
+
6.8
=
16
6
2.4
+
3.2
=
5.6
7
1.3
+
7.5
=
8.8
8
6.3
+
3.3
=
9.6
9
4.6
+
2.9
=
7.5
10
6.5
+
2.2
=
8.7
11
3.6
+
9.1
=
12.7
12
2.1
+
5.2
=
7.3
13
6.2
+
4.2
=
10.4
14
4.4
+
8.3
=
12.7
15
4.7
+
3.1
=
7.8