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Python - Numbers and basic mathematics

TjMan 16/Sep/2019 Python
Numbers and Mathematics:

Simple python number variables are easy to deal with check below examples of Python 3.

Addition and subsstraction:

Code:
print("""Addition and substraction.""")
print(2+1)
print(1-2)
print(-2+3)
Output:
Addition and substraction.
3
-1
1

Multiplecation and Division:

Code:
print("""Multiplecation and Division.""")
print(2*3)
print(3/2)
Output:
Multiplecation and Division.
6
1.5

To the power:

Code:
print("""To the power.""")
print(2**3)
Output:
To the power.
8

Root over:

Code:
print("""Root over.""")
print(9**0.5)
Output:
Root over.
3.0

Order of operation as per math rule:

Code:
print("Order of operation as per math rule.")
print(2 + 3*3 + 5)
print((2 + 3)*(3 + 5))
Output:
Order of operation as per math rule.
16
40
Variables:
Code:
a=10
b=2
print(a+b)
Output:
12

Variable reassignemnt:

Code:
a=a*a
print(a)
Output:
100

Check type of variable:

Code:
a=10
print ("a type is:",type(a))

b=10.0
print("b type is:",type(b))
Output:
a type is: class 'int'
b type is: class 'float'

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