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소수점 1자리 덧셈

1
4.7
+
2.2
=
6.9
2
9.8
+
7.1
=
16.9
3
5.5
+
2.2
=
7.7
4
4.3
+
2.5
=
6.8
5
2.2
+
4.8
=
7
6
4.4
+
4.6
=
9
7
1.5
+
6.8
=
8.3
8
4.7
+
5.3
=
10
9
3.3
+
3.3
=
6.6
10
2.8
+
9.1
=
11.9
11
6.4
+
5.5
=
11.9
12
6.5
+
1.9
=
8.4
13
2.3
+
3.8
=
6.1
14
1.5
+
6.6
=
8.1
15
1.8
+
6.4
=
8.2