What is 28/70 Divided By 2/1

Answer: 2870÷21\frac{28}{70}\div\frac{2}{1} = 15\frac{1}{5}

Solving 2870÷21\frac{28}{70}\div\frac{2}{1}

  • Rewrite the Division as Multiplication by the Reciprocal:

2870÷21=2870×12\frac{28}{70} \div \frac{2}{1} = \frac{28}{70} \times \frac{1}{2}

  • Multiply the Numerators: 28×1=2828 \times 1 = 28
  • Multiply the Denominators: 70×2=14070 \times 2 = 140
  • Form the New Fraction: 2870×21=28140\frac{28}{70} \times \frac{2}{1} = \frac{28}{140}

Let's Simplify 28140\frac{28}{140}

  • Find the Greatest Common Divisor (GCD) of 2828 and 140140. The GCD of 2828 and 140140 is 2828.
  • Divide both the numerator and the denominator by the GCD:28÷28140÷28=15\frac{28 \div 28}{140 \div 28} = \frac{1}{5}

Answer 2870÷21=15\frac{28}{70}\div\frac{2}{1} = \frac{1}{5}


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!