>>> print("b divided by a is {0:.1f}".format(b/a))
b divided by a is 371.4

>>> # Rounded

>>> print("b divided by a is {0:12.3f}".format(b/a))
b divided by a is      371.366

>>> print("b divided by a is {0:012.3f}".format(b/a))
b divided by a is 00000371.366

>>> print("a in binary is: {0:b}".format(a))
a in binary is: 1111011

>>> print("a in hex is: {0:x}".format(a))
a in hex is: 7b