Post Reply 
(15C) Decimal to x/16
09-24-2015, 11:56 PM (This post was last modified: 06-15-2017 01:34 PM by Gene.)
Post: #1
(15C) Decimal to x/16
HP 15c x/16

Program to convert decimal fraction to a fraction readable on a tape measure:

Registers:
STO 0- ORIGINAL NUMBER
STO 1- NUMERATOR
STO 2- DENOMINATOR

Code:
01 LBL A
02 STO 0
03 FRAC      //Creates numerator x as a fraction
             //with 16 as denominator: x/16
04 1         //Use 32 ON steps 04-05 if you want 32nds
05 6
06 STO 2
07 *
08 FIX 0
09 RND
10 FIX 3
11 INT
12 STO 1
13 LBL 7     //Can fraction be reduced?
14 2
15 /
16 FRAC
17 TEST 0     //Same as X#0
18 GTO 8     //If fraction can't be reduced,
             //go to formatting subroutine
19 RCL 2     //Reduce fraction
20 2
21 /
22 STO 2
23 RCL 1
24 2
25 /
26 STO 1
27 GTO 7     //Try again
28 LBL 8     //Formatting subroutine
29 RCL 0     //Original number will be left in y register
30 RCL 1     //The next 7 steps put the fraction
            //into the format Num.Deno:
31 RCL 2     //For Example, 1/16 will display
            //as 1.16, 5/8 as 5.08
32 .
33 0
34 1
35 *
36 +
37 RTN
Find all posts by this user
Quote this message in a reply
Post Reply 


Messages In This Thread
(15C) Decimal to x/16 - Dwight Sturrock - 09-24-2015 11:56 PM
RE: HP 15C: Decimal to x/16 - Thomas Klemm - 09-25-2015, 04:10 PM



User(s) browsing this thread: 1 Guest(s)