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Equivalent Fractions

Question 92 e...

Question

Question 92 (e)

Write the following as rational numbers in their standard forms.
$115 \div 207$

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Solution

Given, $115 \div 207 = \frac{115}{207}$

By using prime factorisation, we get
$115 = 5 \times 23$ and $207 = 3 \times 3 \times 23$
$∴$ HCF of 115 and 207 = 23
On dividing numerator and denominator by their HCF, we get
$\frac{115 \div 23}{207 \div 23}$ = $\frac{5}{9}$

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Equivalent Fractions

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