What is 12/42 Divided By 1/7

Answer: 1242÷17\frac{12}{42}\div\frac{1}{7} = 21\frac{2}{1}

Solving 1242÷17\frac{12}{42}\div\frac{1}{7}

  • Rewrite the Division as Multiplication by the Reciprocal:

1242÷17=1242×71\frac{12}{42} \div \frac{1}{7} = \frac{12}{42} \times \frac{7}{1}

  • Multiply the Numerators: 12×7=8412 \times 7 = 84
  • Multiply the Denominators: 42×1=4242 \times 1 = 42
  • Form the New Fraction: 1242×17=8442\frac{12}{42} \times \frac{1}{7} = \frac{84}{42}

Let's Simplify 8442\frac{84}{42}

  • Find the Greatest Common Divisor (GCD) of 8484 and 4242. The GCD of 8484 and 4242 is 4242.
  • Divide both the numerator and the denominator by the GCD:84÷4242÷42=21\frac{84 \div 42}{42 \div 42} = \frac{2}{1}

Answer 1242÷17=21\frac{12}{42}\div\frac{1}{7} = \frac{2}{1}


The following animation demonstrates the divide-by,

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