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소수점 1자리 덧셈

1
6.3
+
1.4
=
7.7
2
2.9
+
2.5
=
5.4
3
5.4
+
4.7
=
10.1
4
4.7
+
1.6
=
6.3
5
3.5
+
4.2
=
7.7
6
5.4
+
5.4
=
10.8
7
3.4
+
6.1
=
9.5
8
4.1
+
5.3
=
9.4
9
5.2
+
4.6
=
9.8
10
3.5
+
3.5
=
7
11
7.5
+
5.7
=
13.2
12
3.3
+
1.6
=
4.9
13
2.2
+
8.4
=
10.6
14
8.9
+
5.7
=
14.6
15
6.1
+
5.8
=
11.9