Numeric expressions
There are several operators provided by
Java for numeric expressions.
Examples of numeric expressions include the
following:
2 + 2
age + 1
25 / 5
2.5 * 4
15 % 4
The implementation of the most common
numeric operators in Java are as follows:
Operation |
Java symbol |
example |
evaluates to |
addition |
+ |
2 + 2 |
4 |
subtraction |
- |
5 - 2 |
3 |
multiplication |
* |
2.5 * 4 |
10.0 |
division |
/ |
5 / 2 |
2.5 |
modulus
(integer division) |
% |
15 % 10 |
1 |
As can be seen, some of these operations can
be used with, and result in either whole numbers or floating point numbers.
You should explore the range of numeric
expressions as presented in Deitel & Deitel.
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