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소수점 1자리 덧셈

1
4.5
+
3.4
=
7.9
2
7.1
+
3.2
=
10.3
3
3.4
+
2.7
=
6.1
4
3.2
+
8.1
=
11.3
5
9.2
+
2.2
=
11.4
6
1.2
+
7.2
=
8.4
7
2.2
+
3.5
=
5.7
8
1.2
+
5.2
=
6.4
9
3.5
+
6.2
=
9.7
10
8.2
+
2.7
=
10.9
11
8.4
+
3.5
=
11.9
12
2.1
+
5.1
=
7.2
13
1.1
+
4.8
=
5.9
14
4.2
+
9.3
=
13.5
15
3.1
+
4.1
=
7.2