User's Guide

User’s Guide — 9
OPERATING BASICS
Basic Math
Your calculator uses standard chaining
logic, which simply means that the cal-
culations are made in the order
entered.
KEYSTROKE DISPLAY
3 + 2 = 5
3 – 2 = 1
3 x 2 = 6
3 ÷ 2 = 1.5
Percent Calculations
The percent % key is used for finding a
given percentage of a number or for
working add-on, discount or division
percentage calculations.
KEYSTROKE DISPLAY
3 5 5 x 1 5 % 53.25
250+65% 412.5
2 5 – 5 % 23.75
1 0 0 ÷ 5 0 % 200.
Delta Percent
The Delta Percent function ( ) finds
the percent change between two values.
The = key must be pressed to com-
plete the calculation.
KEYSTROKE DISPLAY
1 0 C % 1 5 = 50.
1 0 0 C % 2 5 = -75.