# How do you divide a fraction by a whole number?

you have to make the whole number into a fraction with the same denominator.

### What is the fraction 75 out of 100 reduced in lowest terms?

To find this fraction, you will need to divide the whole fraction by a number. This number must divide 75 into a whole number and 100 into a whole number. So think, what number can divide both 75 and 100? One number is 5. Another is 25. Both work, but let's start with 5: 75 divided by 5 = 15 100 divided by 5 = 20 So now we have the fraction 15/20. But this…

### How do you know if a fraction is in simplest form?

A fraction is in its simplest form if its denominator (bottom half of the fraction) and numerator (top half of the fraction) cannot be divided by the same number to equal a fraction with whole numbers in the numerator and denominator. [When you 'cancel' a fraction out (divide it to get a smaller fraction, closer to the simplest form) you must do the same sum to the numerator AND the denominator, so you must be…

### How do you divide a whole number by a mixed number?

To divide a whole number by a mixed number, you must first make the mixed number an improper fraction. You can do this by multiplying the denominator (the bottom number) by the whole number and adding the numerator (the top number) to the product. Once you have done this, take the reciprocal of the improper fraction (simply switch the two numbers around) and multiply it the whole number. Multiply everything out, make it a mixed…