What is 3.75 as an improper fraction?

Well, isn't that just a happy little question! To turn 3.75 into an improper fraction, we first multiply the whole number (3) by the denominator of the decimal (0.75), which is 100. This gives us 300. Then we add the numerator of the decimal (75) to get 375. So, 3.75 as an improper fraction is 375/100.