what is the standard form of 28/-63
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Write as 28/63.
Find HCF of 28 and 63.
HCF =7
Divide numerator and denominator by 7
=4/9
hence in standard form = -4/9
Find HCF of 28 and 63.
HCF =7
Divide numerator and denominator by 7
=4/9
hence in standard form = -4/9
it should be -4/9
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