Tutoring financial math, you might fall in love with a calculator. The tutor tells about markup on the HP-10B.
Example: Imagine you buy a product for $35, then want to apply a 25% markup. Find the tag price using the HP-10B.
- Key in 35 then CST
- Key in 25 then the orange key then MAR
- Press PRC
Hewlett-Packard HP-10B Business Calculator Owner’s Manual. Corvallis: Hewlett-Packard, 1994.
Jack of Oracle Tutoring by Jack and Diane, Campbell River, BC.