Calculate the percent change between 17 and 29:
Calculates the percent
Calculate the number of combinations of 4 items taken 2 at a time:
Calculates number of
Display Mode and Format of Numbers
When you turn on the HP-22S for the first time, numbers are dis-
played with four decimal places and a period as the decimal point.
controls how numbers appear in the display.
Regardless of the current display format, each number is stored as a
signed, 12-digit mantissa with a signed, three-digit exponent. ... For ex-
ample, pressing.GJ in FIX 4 mode (4 decimal places) displays
3.1416. Internally, the number is stored as 3.14159265359 x 10
If a number doesn't fit in the current display format, the displayed
number is rounded to fit.
• During complex internal calculations, the HP-22S uses IS-digit precision for intermediate
1: Getting Started