Electronic Calculator Operating Manual
4
KEYBOARD LAYOUT 
 1. Paper Feed Key 
15. Tax 2 Key 
 2. Back Space Key  16. Equal Key 
 3. Rate Key  17. Multiplication Key 
 4. Sigma Switch  18. Numeric Key and Decimal Point Key 
 5. Decimal Switch  19. Minus Key 
 6. Rounding Switch  20  Non-Add Key 
 7. Print Mode Switch  21. Plus Key 
 8. Change Sign Key  22. Subtotal Key 
 9. Percent Key  23. Total Key 
10 Delta Percent  24. Memory Total Key 
11. Clear/Clear Entry Key  25. Memory Subtotal Key 
12. Mark Up/Gross Profit Margin Key  26. Memory Minus Key 
13.Tax 1 Key  27. Memory Plus Key 
14. Division   










