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소수점 1자리 덧셈

1
4.7
+
1.1
=
5.8
2
8.2
+
2.2
=
10.4
3
1.9
+
1.1
=
3
4
3.1
+
1.9
=
5
5
7.7
+
1.3
=
9
6
6.4
+
1.1
=
7.5
7
3.7
+
8.4
=
12.1
8
7.9
+
4.1
=
12
9
8.3
+
3.5
=
11.8
10
1.1
+
9.1
=
10.2
11
5.7
+
6.7
=
12.4
12
4.5
+
9.1
=
13.6
13
3.3
+
2.4
=
5.7
14
2.7
+
5.3
=
8
15
1.1
+
4.9
=
6