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소수점 1자리 덧셈

1
2.9
+
1.4
=
4.3
2
7.2
+
8.4
=
15.6
3
3.2
+
9.6
=
12.8
4
8.1
+
7.8
=
15.9
5
4.8
+
7.6
=
12.4
6
1.9
+
1.4
=
3.3
7
5.1
+
4.7
=
9.8
8
1.7
+
6.7
=
8.4
9
3.2
+
3.9
=
7.1
10
3.2
+
5.4
=
8.6
11
2.4
+
4.7
=
7.1
12
4.7
+
5.4
=
10.1
13
8.4
+
1.4
=
9.8
14
2.1
+
4.2
=
6.3
15
8.5
+
7.2
=
15.7