(12C) Rounding Positive Numbers - Printable Version +- HP Forums (https://www.hpmuseum.org/forum) +-- Forum: HP Software Libraries (/forum-10.html) +--- Forum: General Software Library (/forum-13.html) +--- Thread: (12C) Rounding Positive Numbers (/thread-11282.html) |
(12C) Rounding Positive Numbers - Eddie W. Shore - 08-28-2018 04:28 AM The following programs will round any positive number to any number of decimal places, regardless of your fix/float settings. The formula for rounding x to n decimal places: int(10^n * x + 0.5) / 10^n Step Key Code Key 001 1 1 002 0 0 003 34 x<>y 004 21 y^x 005 20 * 006 43, 40 LST x For HP 12C regular: the code is 43, 36 007 34 x<>y 008 48 . 009 5 5 010 40 + 011 43, 25 ITNG 012 34 x<>y 013 10 รท 014 43, 33, 000 GTO 000 Source: Keith Oldham, Jan Myland, and Jerome Spanier An Atlas of Functions Second Edition, Springer. 2009 ISBN 978-0-387-48806-6 |