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소수점 1자리 덧셈

1
5.4
+
2.4
=
7.8
2
2.1
+
2.6
=
4.7
3
1.4
+
2.9
=
4.3
4
1.4
+
2.2
=
3.6
5
2.2
+
4.4
=
6.6
6
2.6
+
3.1
=
5.7
7
1.2
+
6.1
=
7.3
8
4.4
+
9.3
=
13.7
9
2.1
+
9.4
=
11.5
10
6.3
+
1.3
=
7.6
11
6.2
+
8.6
=
14.8
12
3.7
+
5.4
=
9.1
13
2.5
+
3.6
=
6.1
14
3.7
+
4.8
=
8.5
15
6.4
+
5.2
=
11.6