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소수점 1자리 덧셈

1
1.9
+
7.2
=
9.1
2
8.3
+
5.9
=
14.2
3
5.5
+
1.4
=
6.9
4
1.6
+
5.9
=
7.5
5
3.1
+
3.1
=
6.2
6
2.5
+
4.4
=
6.9
7
9.8
+
3.7
=
13.5
8
5.2
+
9.9
=
15.1
9
1.7
+
6.4
=
8.1
10
1.2
+
8.3
=
9.5
11
9.2
+
3.7
=
12.9
12
1.7
+
9.5
=
11.2
13
2.7
+
3.3
=
6
14
5.1
+
7.8
=
12.9
15
4.1
+
9.1
=
13.2