document.write( "Question 569637: Lerato's mom uses 1/4kg of cheese to make snackwiches. his dad puts 1/5kg of cheese on the childrsn's sandwiches for school and he eats 1/20kg of cheese while making the sandwiches. what fraction of the kilogram of cheese is left? \n" ); document.write( "

Algebra.Com's Answer #367404 by josmiceli(19441) $\"\"$ $\"About$

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$\"+1+-+1%2F4+-+1%2F5+-+1%2F20+\"$ kg left
\n" ); document.write( "LCD is $\"+20+\"$
\n" ); document.write( " $\"+20%2F20+-+5%2F20+-+4%2F20+-+1%2F20+\"$
\n" ); document.write( " $\"+%28+20+-+10+%29+%2F+20+\"$
\n" ); document.write( " $\"+10%2F20+=+1%2F2+\"$
\n" ); document.write( "1/2 kg of cheese is left \n" ); document.write( "

\n" );