What is the purpose for using a modulo operator in qoutient and reminder? How is it worked out?

Question

1.25 % 0.5= 0.25

Answer 1

sometimes you might want to know
if a certin variable is odd or even. You can use the modulo (%) operator then check value of remainder,
remainder =0 Even
other than =0 Odd

Answer 2

modulo operator returns the remainder obtained as the result of a division operation.

1.25 = 2(0.5) + 0.25 meaning 2 is the quotient and 0.25 is the remainder.