What is 81/72 Divided By 9/1

Answer: 8172÷91\frac{81}{72}\div\frac{9}{1} = 18\frac{1}{8}

Solving 8172÷91\frac{81}{72}\div\frac{9}{1}

  • Rewrite the Division as Multiplication by the Reciprocal:

8172÷91=8172×19\frac{81}{72} \div \frac{9}{1} = \frac{81}{72} \times \frac{1}{9}

  • Multiply the Numerators: 81×1=8181 \times 1 = 81
  • Multiply the Denominators: 72×9=64872 \times 9 = 648
  • Form the New Fraction: 8172×91=81648\frac{81}{72} \times \frac{9}{1} = \frac{81}{648}

Let's Simplify 81648\frac{81}{648}

  • Find the Greatest Common Divisor (GCD) of 8181 and 648648. The GCD of 8181 and 648648 is 8181.
  • Divide both the numerator and the denominator by the GCD:81÷81648÷81=18\frac{81 \div 81}{648 \div 81} = \frac{1}{8}

Answer 8172÷91=18\frac{81}{72}\div\frac{9}{1} = \frac{1}{8}


The following animation demonstrates the divide-by,

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