Tutorial Archives

Inline functions inside the 10BA Financial Calculator for Android

Tutorial

BackgroundMany of the functions in the 10BA Professional Financial Calculator takes more then one number as input; for instance, the calendar function [ΔDYS] that calculates the number of days between two dates understandably takes two numbers as input: the first number as date1, and the second number as date2. Another common example is the percent change function [%CHG] that calculates the change in percentage between two numbers. Something like the percent of change from 10 to 15 is 50%. Traditional keystrokes v. Inline function formatTo calculate the percent of change from 1250 to 1600 the keystrokes are traditionally like below, which gives 28% as answer.1250 [INPUT] 1600 [%CHG] In addition to doing it like the above, any two- or three-number function can also be calculated using the inline format without using [INPUT] as…

What you need to know about the foreign currency converter

Tutorial

One of the nice features of the 10BA Professional Financial Calculator is the foreign currency converter. To run the converter, from the main home screen tap the FOREX icon on the toolbar. Select the base and counter currencies, type in the number that you want to convert then tap the convert icon to the left of the [RCL] key.Below are few things that you want know about the converter.The rates provided by the converter should be used as indication only.Use the [REFRESH] function to refresh the rates data inside your phone, internet connection is required. Note however the server updates hourly so refreshing the rates more than once within the same hour is not necessary.If you try to refresh the rates but internet connection is not available, the last available rates…

How does the Single-Key Access work?

Tutorial

BackgroundIn addition to the main function, most keys in the 10BA Professional Financial Calculator has a second (yellow) function; and many also has a third (blue) function. For instance, the numeric key [ 1 ] has a second function [ ex ] and a third function [ CLR TVM ]. The traditional way to access the second and third functions is to prefix keystrokes with a shift key. For instance, to activate the [ CLR TVM ] first tap the blue shift up key, then tap [ 1 ]. What is the Single-Key Access?Now with the Single-Key Access feature, you no longer need to tap the shift key. To activate [ CLR TVM ], which is the blue function on the [ 1 ] key, simply tap [ 1 ] then move…