What is 57/81 Divided By 2/1

Answer: 5781÷21\frac{57}{81}\div\frac{2}{1} = 1954\frac{19}{54}

Solving 5781÷21\frac{57}{81}\div\frac{2}{1}

  • Rewrite the Division as Multiplication by the Reciprocal:

5781÷21=5781×12\frac{57}{81} \div \frac{2}{1} = \frac{57}{81} \times \frac{1}{2}

  • Multiply the Numerators: 57×1=5757 \times 1 = 57
  • Multiply the Denominators: 81×2=16281 \times 2 = 162
  • Form the New Fraction: 5781×21=57162\frac{57}{81} \times \frac{2}{1} = \frac{57}{162}

Let's Simplify 57162\frac{57}{162}

  • Find the Greatest Common Divisor (GCD) of 5757 and 162162. The GCD of 5757 and 162162 is 33.
  • Divide both the numerator and the denominator by the GCD:57÷3162÷3=1954\frac{57 \div 3}{162 \div 3} = \frac{19}{54}

Answer 5781÷21=1954\frac{57}{81}\div\frac{2}{1} = \frac{19}{54}


The following animation demonstrates the divide-by,

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