What is 12/57 Divided By 2/1

Answer: 1257÷21\frac{12}{57}\div\frac{2}{1} = 219\frac{2}{19}

Solving 1257÷21\frac{12}{57}\div\frac{2}{1}

  • Rewrite the Division as Multiplication by the Reciprocal:

1257÷21=1257×12\frac{12}{57} \div \frac{2}{1} = \frac{12}{57} \times \frac{1}{2}

  • Multiply the Numerators: 12×1=1212 \times 1 = 12
  • Multiply the Denominators: 57×2=11457 \times 2 = 114
  • Form the New Fraction: 1257×21=12114\frac{12}{57} \times \frac{2}{1} = \frac{12}{114}

Let's Simplify 12114\frac{12}{114}

  • Find the Greatest Common Divisor (GCD) of 1212 and 114114. The GCD of 1212 and 114114 is 66.
  • Divide both the numerator and the denominator by the GCD:12÷6114÷6=219\frac{12 \div 6}{114 \div 6} = \frac{2}{19}

Answer 1257÷21=219\frac{12}{57}\div\frac{2}{1} = \frac{2}{19}


The following animation demonstrates the divide-by,

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