HP 20b Business Function - Percent Calculation

The Menu Map for the Percent Calculation (%calc) Menu with four items:

1. Markup as a percentage of cost (Mkup.%C),
2. Markup as a percentage of price (Mkup.%P), 
3. Percent change (%Change),
4. and part as a percentage of total (Part%Tot.). 

These items allow you to access sub-menus by pressing [Shift] [%calc].

Note: for business problems using 20b, margin is based on price; markup is based on cost. 

HP 20b » HP20B Keyboard: 1. Frequently-used business functions ·