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소수점 1자리 덧셈

1
8.6
+
1.7
=
10.3
2
3.8
+
2.3
=
6.1
3
7.5
+
9.6
=
17.1
4
6.1
+
4.2
=
10.3
5
6.4
+
3.5
=
9.9
6
4.7
+
3.1
=
7.8
7
9.3
+
3.4
=
12.7
8
4.3
+
7.3
=
11.6
9
9.6
+
5.2
=
14.8
10
5.2
+
3.2
=
8.4
11
6.8
+
4.1
=
10.9
12
2.7
+
6.6
=
9.3
13
1.6
+
3.9
=
5.5
14
5.5
+
1.5
=
7
15
1.1
+
2.2
=
3.3