Fxcalc scientific calculator Android App

The description of Fxcalc scientific calculator: Fxcalc is an accurate formula scientific calculator with a modern look. Enter a mathematical expression and use the equals button to evaluate it carrying out calculations in sequence determined by common mathematics order of operations. Note: the in app purchase permission is for buying advanced optional features in the future to support development of this app. The current features and some of the future features will always remain free. The expressions and their results are stored in the calculation history. To go back and forward in history use the up and down arrow buttons. To start editing the displayed formula use the left or right arrow button. When editing a formula use these buttons or tap anywhere within the formula to move the caret. To clear the current formula use the ac button. When viewing a formula you can also just start entering a new expression without clearing the old one..