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소수점 1자리 덧셈

1
2.2
+
3.7
=
5.9
2
4.2
+
1.4
=
5.6
3
2.3
+
3.1
=
5.4
4
4.1
+
5.8
=
9.9
5
5.7
+
7.3
=
13
6
8.1
+
2.4
=
10.5
7
1.4
+
4.4
=
5.8
8
4.7
+
3.3
=
8
9
2.3
+
6.1
=
8.4
10
4.4
+
4.1
=
8.5
11
5.5
+
7.9
=
13.4
12
1.2
+
2.3
=
3.5
13
5.9
+
6.4
=
12.3
14
2.4
+
9.6
=
12
15
2.9
+
4.6
=
7.5