Question
A student claims that 2/3 = 6/7 because if you add 4 to both the top and the bottom of a fraction, the fraction does not change. How do you respond?
I am a bit confused. Don't you need to have a common denominator?
I am a bit confused. Don't you need to have a common denominator?
Answers
Writeacher
http://www.mathsisfun.com/equivalent_fractions.html
Note that you need to use division or multiplication, not addition, to form or identify equivalent fractions.
Note that you need to use division or multiplication, not addition, to form or identify equivalent fractions.
The link you posted made it clear! Thank you Thank you!
Writeacher
You're very welcome!
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