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소수점 1자리 덧셈

1
1.1
+
2.8
=
3.9
2
5.9
+
2.5
=
8.4
3
8.8
+
6.2
=
15
4
1.8
+
8.6
=
10.4
5
3.2
+
5.9
=
9.1
6
9.2
+
5.6
=
14.8
7
9.3
+
7.2
=
16.5
8
5.1
+
4.3
=
9.4
9
1.2
+
2.6
=
3.8
10
1.5
+
4.8
=
6.3
11
9.8
+
3.5
=
13.3
12
3.5
+
5.9
=
9.4
13
5.3
+
3.4
=
8.7
14
2.7
+
2.5
=
5.2
15
2.4
+
5.2
=
7.6