1.

Express (-3/7) to as a rotational number with the denominator (-35) and numerator 63

Answer»
for \: denominator \\  \frac{ - 3 \times 5}{7 \times 5}  =  \frac{ - 15}{35}  \\  \\ for \: numinator \\ \frac{ - 3 \times21 }{7 \times 21}  =   \frac{ - 63}{147}


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