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You don't. You find a common denominator and proceed from there.

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Q: How do you find the sum or difference with different denominators?
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Related questions

How do you find the sum or difference of two fractions with different denominators?

find the lowest common denominator


How do you find the halfway of two fractions with different denominators?

Find their lowest common denominator and adjust their numerators accordingly and then add them together. By dividing the sum by 2 will give you the halfway result


What are 2 fractions that have a different denominators that have the sum of 4 over 5?

16/20 or 24/30


What is the sum or difference of 1 over 4 plus 2over 4?

plus indicates that it is a sum (not a difference): 1/4 + 2/4 = 3/4. You can just add the numerators, since the denominators are the same.


What do it mean do find a sum or difference in fraction?

The sum is the answer for adding and the difference is the answer for subtracting...


When asked to find the sum of two mixed numbers with different denominators you should before you add.?

convert both to numbers with lowest common denominator then add


What methods can you use to solve for the sum or difference of integers?

To find the sum of integers, you use addition.To find the difference, you use subtraction.


How do you use the words different and difference in a sentence?

There is no difference in the pronunciation of some and sum but their meanings are different.


How do you find the sum or difference of a fraction?

The sum of a fraction? Well, to find the sum of the fraction all you do is divide both top and bottom numbers.


Find the sum product difference and quotient of 12 and 4?

Sum: 16 Product: 48 Difference: 8 Quotient: 3


How do you find the sum of two integers with different signs?

-- write the difference between the integers without regard to their signs -- give the difference the same sign as the larger of the two integers


Find the sum of 45 that has a difference of 3?

21+24