Question 369477
Adding/subtracting fractions, you need a common denominator.
Multiplying fractions, multiply numerators, multiply denominators.
Dividing by a fraction is equivalent to multiplying by its reciprocal.
{{{1/2+(2/3)/(3/4)-(4/5)(5/6)=1/2+(2/3)(4/3)-(20/30)}}}
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{{{1/2+(2/3)/(3/4)-(4/5)(5/6)=1/2+(8/9)-(2/3)}}}
Use a common denominator of {{{18}}}
{{{(1/2)(9/9)=9/18}}}
{{{(8/9)(2/2)=16/18}}}
{{{(2/3)(6/6)=12/18}}}
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{{{1/2+(2/3)/(3/4)-(4/5)(5/6)=9/18+16/18-12/18}}}
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{{{1/2+(2/3)/(3/4)-(4/5)(5/6)=(9+16-12)/18}}}
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{{{1/2+(2/3)/(3/4)-(4/5)(5/6)=highlight(13/18)}}}