When 1.25 is written in simplest fraction form, the difference between the numerator and the denominator is:

Correct option is A

Given:

Decimal number = 1.25

Solution:
1.25 as a fraction:

​$$1.25 = \frac{125}{100} = \frac{5}{4}$$​​

The difference between the numerator and the denominator is = 5 - 4 = 1