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소수점 1자리 덧셈

1
3.8
+
1.4
=
5.2
2
6.7
+
9.1
=
15.8
3
3.5
+
3.9
=
7.4
4
7.4
+
2.9
=
10.3
5
3.3
+
3.3
=
6.6
6
1.1
+
4.1
=
5.2
7
5.7
+
2.2
=
7.9
8
2.6
+
2.7
=
5.3
9
2.4
+
8.5
=
10.9
10
1.4
+
3.7
=
5.1
11
8.3
+
4.7
=
13
12
5.1
+
6.4
=
11.5
13
4.2
+
5.2
=
9.4
14
7.5
+
3.4
=
10.9
15
2.2
+
1.2
=
3.4