123
X
12345
7
8
9
DEL
4
5
6
+
1
2
3
-
.
0
/
X
RESET
=
History
123 X 456
=123456
123 X 456
=123456
123 X 456
=123456
123 X 456
=123456
123 X 456
=123456
123 X 456
=123456
123 X 456
=123456