Question

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$\frac{1}{60} : (-\frac{1}{39} ) -(- \frac{6}{10})$

Answer 1

1/60 :(-1/39) -(-6/10) =
=1/60 x (-39) +3/5 =
=-39/60+3/5=
=(-39+36)/60
=-3/60=
=-1/20