Express −4860 as a rational number with denominator 5.
Since, the denominator of given fraction is 60=5×12
So, to get 5 in the denominator, we must divide numerator and denominator by 12.
∴−4860=−48÷1260÷12
=−45
Hence, −4860=−45
Express −4298 as a rational number with denominator 7.