What is 42/45 Divided By 7/8

Answer: 4245÷78\frac{42}{45}\div\frac{7}{8} = 1615\frac{16}{15}

Solving 4245÷78\frac{42}{45}\div\frac{7}{8}

  • Rewrite the Division as Multiplication by the Reciprocal:

4245÷78=4245×87\frac{42}{45} \div \frac{7}{8} = \frac{42}{45} \times \frac{8}{7}

  • Multiply the Numerators: 42×8=33642 \times 8 = 336
  • Multiply the Denominators: 45×7=31545 \times 7 = 315
  • Form the New Fraction: 4245×78=336315\frac{42}{45} \times \frac{7}{8} = \frac{336}{315}

Let's Simplify 336315\frac{336}{315}

  • Find the Greatest Common Divisor (GCD) of 336336 and 315315. The GCD of 336336 and 315315 is 2121.
  • Divide both the numerator and the denominator by the GCD:336÷21315÷21=1615\frac{336 \div 21}{315 \div 21} = \frac{16}{15}

Answer 4245÷78=1615\frac{42}{45}\div\frac{7}{8} = \frac{16}{15}


The following animation demonstrates the divide-by,

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