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소수점 1자리 덧셈

1
2.1
+
2.1
=
4.2
2
9.4
+
1.3
=
10.7
3
7.3
+
9.2
=
16.5
4
2.1
+
5.8
=
7.9
5
6.2
+
4.4
=
10.6
6
2.6
+
4.3
=
6.9
7
3.7
+
1.7
=
5.4
8
2.1
+
8.6
=
10.7
9
1.4
+
2.5
=
3.9
10
9.8
+
5.7
=
15.5
11
3.2
+
4.3
=
7.5
12
6.7
+
1.6
=
8.3
13
9.6
+
1.4
=
11
14
4.4
+
4.2
=
8.6
15
9.5
+
4.3
=
13.8