eCalcu PRO is a Great calculator to use on your iPad/iPhone
It is an Efficient, Real and BIG calculator
Fantastic design for HD displays
Ideal for students and everyday calculations
Calculating it is just like writing on a piece of paper with a pencil (handwriting)
Print your calculations on your printer (AirPrint)
Use many tabs of calculations
Use Bluetooth or external keyboards
History automatically saved
Copy / Paste results
Split View (work on two apps simultaneously)
Share your calculations with many other apps
With eCalcu PRO you can calculate:

• Sums
• Remains
• Multiple
• Division
• Percentage
• Square Roots
• Power
• Change of sign

Install it now and you'll never need glasses for your calculations :)