What is 81/28 Divided By 5/7

Answer: 8128÷57\frac{81}{28}\div\frac{5}{7} = 8120\frac{81}{20}

Solving 8128÷57\frac{81}{28}\div\frac{5}{7}

  • Rewrite the Division as Multiplication by the Reciprocal:

8128÷57=8128×75\frac{81}{28} \div \frac{5}{7} = \frac{81}{28} \times \frac{7}{5}

  • Multiply the Numerators: 81×7=56781 \times 7 = 567
  • Multiply the Denominators: 28×5=14028 \times 5 = 140
  • Form the New Fraction: 8128×57=567140\frac{81}{28} \times \frac{5}{7} = \frac{567}{140}

Let's Simplify 567140\frac{567}{140}

  • Find the Greatest Common Divisor (GCD) of 567567 and 140140. The GCD of 567567 and 140140 is 77.
  • Divide both the numerator and the denominator by the GCD:567÷7140÷7=8120\frac{567 \div 7}{140 \div 7} = \frac{81}{20}

Answer 8128÷57=8120\frac{81}{28}\div\frac{5}{7} = \frac{81}{20}


The following animation demonstrates the divide-by,

©AskMathGuru
Need support for a different topic or want to share a feedback? Write to us and we'll work on adding it. Be a part of our progress!