document.write( "Question 423926: I have not a clue where to start with this, any help?\r
\n" ); document.write( "\n" ); document.write( "• a) Explain how to calculate 500/499 without a calculator.
\n" ); document.write( "• b) Evaluate 500/499
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Algebra.Com's Answer #295592 by htmentor(1343)\"\" \"About 
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We can write 500/499 as 1/(499/500).
\n" ); document.write( "499/500 = (500 - 1)/500 = 1 - 1/500. 1/500 = 0.002 -> 499/500 = 1 - 0.002.
\n" ); document.write( "We need to solve 1/(1-0.002).
\n" ); document.write( "Multiply numerator and denominator by 1 + 0.002 -> (1)(1+0.002)/(1-0.002)(1+0.002)
\n" ); document.write( "The denominator -> 1 since the 0.002*-0.002 term is very small.
\n" ); document.write( "So the answer is approximately 1.002
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