document.write( "Question 830503: Katrina needs 3/5 kilogram of flour for a recipe.  Her  mother has 3/7 kilogram in her pantry.  Is this 
\n" ); document.write( "enough flour to make the recipe  If not, how much more will she need? 
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Algebra.Com's Answer #500657 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
Not enough.\r
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\n" ); document.write( "\n" ); document.write( "\"3%2F5-3%2F7\" more kilograms needed.
\n" ); document.write( "\"21%2F35-15%2F35\"
\n" ); document.write( "\"6%2F35\", about 171 grams.\r
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\n" ); document.write( "\n" ); document.write( "The bigger denominator is the with the smaller number for a given numerator.
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