Design
and implement simple addition, subtraction, multiplication and division for
android mobile phone.
Description:
Basic operations:-
There are
four basic mathematical operations .
1) Addition:
Addition of two (or more) number means to find
their sum (or total).
Example
Find
sum of 9 and 8
Solution:
9+8=17
This
is read as nine plus eight is equal to seventeen
Or
simply nine plus eight is seventeen.
2) Subtraction:
Subtracting
one number from other number is finding difference between them
The
symbol used for subtraction is ‘-‘ is
also known as minus sign.
Example
Subract 9 from 16.
Solution:
16-9=7;
This
is read as sixteen taken away nine is equal to seven.
Also
we can say that 16 minus 9 is 7.
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