Question

Express 0.423 in the Form of p/q ​

Answer 1

Answer:

423÷1000=0.423

If it is helpful thank me

Answer 2

$\huge\star{\red{\tt{\underline{Answer}}}}\star$

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Some Modifications to your Question is

There should be a Bar on 2 and 3

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$s = \frac{4}{10} + \frac{23}{ {10}^{3} } \frac{23}{ {10}^{5} } ............ \infty \\ = \frac{4}{10} + \frac{a}{1 -r } \\ = \frac{4}{10} + \frac{23}{990} \\ = \frac{419}{990}$