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document.write( " Start with the given expression \n" );
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document.write( " In order to add these two fractions, these fractions need to have a common denominator. \n" );
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document.write( " In order to do that, we simply find that the LCM of 15 and 20 is 60 (note: if you need help with finding the LCM, check out this solver) \n" );
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document.write( " Now we need to get each denominator to 60 \n" );
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document.write( " Multiply by  \n" );
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document.write( " Multiply and to get  \n" );
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document.write( " Multiply by  \n" );
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document.write( " Multiply and to get  \n" );
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document.write( " Since both fractions have a common denominator of 60, we can now combine the fractions \n" );
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document.write( " Combine the fractions \n" );
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document.write( " Add the numerators \n" );
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document.write( " So \n" );
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document.write( " If want to reduce the fraction, reduces to (note: click here if you need help with reducing fractions) \n" );
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