What is 12/85 Divided By 2/1

Answer: 1285÷21\frac{12}{85}\div\frac{2}{1} = 685\frac{6}{85}

Solving 1285÷21\frac{12}{85}\div\frac{2}{1}

  • Rewrite the Division as Multiplication by the Reciprocal:

1285÷21=1285×12\frac{12}{85} \div \frac{2}{1} = \frac{12}{85} \times \frac{1}{2}

  • Multiply the Numerators: 12×1=1212 \times 1 = 12
  • Multiply the Denominators: 85×2=17085 \times 2 = 170
  • Form the New Fraction: 1285×21=12170\frac{12}{85} \times \frac{2}{1} = \frac{12}{170}

Let's Simplify 12170\frac{12}{170}

  • Find the Greatest Common Divisor (GCD) of 1212 and 170170. The GCD of 1212 and 170170 is 22.
  • Divide both the numerator and the denominator by the GCD:12÷2170÷2=685\frac{12 \div 2}{170 \div 2} = \frac{6}{85}

Answer 1285÷21=685\frac{12}{85}\div\frac{2}{1} = \frac{6}{85}


The following animation demonstrates the divide-by,

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