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\frac{340\times 510}{20\times 2\times 29\times 997}\times \frac{179\times 9\times 0\times 9}{59\times 919}
Divide \frac{340}{20\times 2} by \frac{29\times 997}{510} by multiplying \frac{340}{20\times 2} by the reciprocal of \frac{29\times 997}{510}.
\frac{17\times 255}{29\times 997}\times \frac{179\times 9\times 0\times 9}{59\times 919}
Cancel out 2\times 20 in both numerator and denominator.
\frac{4335}{29\times 997}\times \frac{179\times 9\times 0\times 9}{59\times 919}
Multiply 17 and 255 to get 4335.
\frac{4335}{28913}\times \frac{179\times 9\times 0\times 9}{59\times 919}
Multiply 29 and 997 to get 28913.
\frac{4335}{28913}\times 0
Cancel out 59\times 919 in both numerator and denominator.
0
Multiply \frac{4335}{28913} and 0 to get 0.
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