Talking Calculator

The calculator saves the history of calculations, and users can delete it.

It is a Calculator app that does simple calculations like addition, subtraction, multiplications, division, and remainder.

Users can write positive numbers, negative numbers, whole numbers, and real numbers.

The operation appears on the screen to enable users to see what they write.

If users write something wrong, they can erase it and retype.

Users can hear the result of the operation in words.