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소수점 1자리 덧셈

1
3.8
+
7.5
=
11.3
2
9.6
+
3.2
=
12.8
3
4.6
+
4.8
=
9.4
4
8.2
+
8.4
=
16.6
5
4.6
+
4.3
=
8.9
6
1.2
+
4.5
=
5.7
7
1.5
+
1.9
=
3.4
8
7.3
+
1.5
=
8.8
9
2.2
+
5.5
=
7.7
10
4.8
+
3.1
=
7.9
11
4.2
+
9.5
=
13.7
12
5.7
+
1.8
=
7.5
13
6.3
+
4.2
=
10.5
14
3.1
+
9.1
=
12.2
15
4.8
+
4.9
=
9.7