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소수점 1자리 덧셈

1
2.1
+
1.9
=
4
2
1.2
+
4.4
=
5.6
3
5.8
+
4.4
=
10.2
4
4.5
+
2.1
=
6.6
5
9.1
+
9.1
=
18.2
6
2.4
+
7.3
=
9.7
7
9.1
+
3.5
=
12.6
8
3.1
+
1.1
=
4.2
9
1.2
+
2.4
=
3.6
10
9.8
+
4.6
=
14.4
11
3.9
+
7.1
=
11
12
8.8
+
5.4
=
14.2
13
1.1
+
6.6
=
7.7
14
1.4
+
1.4
=
2.8
15
2.2
+
4.5
=
6.7