How is the answer 0.25 shouldn't it be 2.5

Question

>>> 1.25 % 0.5
0.25

Answer 1

1.25 = 0.5*2 + 0.25
But if you try 1.4%0.2, it will be 0.2, and 1.4//0.2 is 6.0.
Possible it depends on the internal representation of numbers in python.