MyCalcAndroid is really simple to use. You navigate thru the functions with 'Fn' key. There are three different functions per keys. The three displays are called Fn0, Fn1 and Fn2
You can change the mode with the 'Mode' key.
You can choose Scientific mode (default mode), Finance, Integer, Complex, Time, Statistics, Convert ,or Graph Mode.
In the Integer mode, you can switch from Decimal, Hexadecimal, binary.
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