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소수점 1자리 덧셈

1
1.8
+
5.1
=
6.9
2
4.5
+
4.8
=
9.3
3
5.5
+
9.4
=
14.9
4
3.9
+
7.5
=
11.4
5
2.2
+
2.3
=
4.5
6
4.9
+
1.9
=
6.8
7
4.1
+
3.1
=
7.2
8
4.8
+
9.4
=
14.2
9
1.3
+
4.1
=
5.4
10
8.4
+
9.2
=
17.6
11
3.6
+
8.1
=
11.7
12
7.6
+
1.4
=
9
13
2.9
+
1.2
=
4.1
14
8.2
+
4.9
=
13.1
15
2.1
+
1.4
=
3.5