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Subtracting fractions

Mathematics
Tutor: None Selected Time limit: 1 Day

2 2/7 - 1 1/3 =?

Nov 24th, 2014

2 (2/7) 

16/7   - 4/3

Find the common denominator

lets say 21

3(16) = 48   /     7(4) 

48/21 -  28/21 =  20/21 


The answer is 20/21


Nov 24th, 2014

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