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소수점 1자리 덧셈

1
2.9
+
5.4
=
8.3
2
8.1
+
4.7
=
12.8
3
9.9
+
1.8
=
11.7
4
5.5
+
7.4
=
12.9
5
3.3
+
6.3
=
9.6
6
2.3
+
3.1
=
5.4
7
6.1
+
6.1
=
12.2
8
1.9
+
9.4
=
11.3
9
9.5
+
1.5
=
11
10
4.8
+
6.1
=
10.9
11
3.5
+
2.5
=
6
12
6.4
+
9.7
=
16.1
13
2.2
+
1.5
=
3.7
14
8.5
+
8.1
=
16.6
15
3.3
+
7.3
=
10.6
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