Compared to most calculator apps out there, All-In-One Calculator is a one-stop shop that offers almost every conversion you might ever need. Click on the button below to give this free app a try ...

With the standard calculator, I end up manually tapping in ‘+20%=’ for each. With PopCalc, all I do is tap + then touch the 20% blob from the first calculation: One touch instead of four.

GCSE; Edexcel; Standard form - Edexcel Calculating standard form without a calculator. Calculations with very big or small numbers can be made easier by converting numbers in and out of standard form.

The iPhone, up through iOS 6, comes with a standard calculator application. When you hold your phone in portrait mode, with the home button at the bottom, then the display for the calculator shows ...

By default, you will first view the standard calculator used for math problems we face in our daily life. Click on the menu from the top-left corner of the screen and select ‘ Graphing .’ ...

Scientific calculators can also be set to 'scientific mode' and will then show all calculations in standard form. For example, to input 1.2 x 10 7 , press: 1.2 EXP 7 ...