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ololo11 [35]
4 years ago
10

In your own words explain why you need to first find the common denominator when adding/subtracting fractions and you do not nee

d to find a common denominator when multiplying/division fractions, ie why don’t you need to find a common denominator when multiplying/dividing fractions?
Mathematics
1 answer:
Elena-2011 [213]4 years ago
3 0
You need a common denominator while subtracting because really a fraction is a division problem and you cannot do 4/5-8/9 it does not make sense as for multiplication you really just multiplying everything that is why it makes sense.
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