What is 12/39 Divided By 2/1

Answer: 1239÷21\frac{12}{39}\div\frac{2}{1} = 213\frac{2}{13}

Solving 1239÷21\frac{12}{39}\div\frac{2}{1}

  • Rewrite the Division as Multiplication by the Reciprocal:

1239÷21=1239×12\frac{12}{39} \div \frac{2}{1} = \frac{12}{39} \times \frac{1}{2}

  • Multiply the Numerators: 12×1=1212 \times 1 = 12
  • Multiply the Denominators: 39×2=7839 \times 2 = 78
  • Form the New Fraction: 1239×21=1278\frac{12}{39} \times \frac{2}{1} = \frac{12}{78}

Let's Simplify 1278\frac{12}{78}

  • Find the Greatest Common Divisor (GCD) of 1212 and 7878. The GCD of 1212 and 7878 is 66.
  • Divide both the numerator and the denominator by the GCD:12÷678÷6=213\frac{12 \div 6}{78 \div 6} = \frac{2}{13}

Answer 1239÷21=213\frac{12}{39}\div\frac{2}{1} = \frac{2}{13}


The following animation demonstrates the divide-by,

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