Available operations in the 'operation' column are describe with the F2 key (Keys) and are as follows:
= total (perform all operation and return the result)
P Put value (return current cursor value to any pending get or memo editing)
C Clear All
The calculator follows the adding machine format, all operations are performed sequentially. You may get a printed output with the F3 key (Print). F5 will clear the calculator for new input. You may also specify the number of decimal places with the F6 key (Dec Fix). F7 (Refresh) will go though the operations and update any = operations. You may delete any row in the calculator with the F8 (Del Row) key.