Question

45/46x49/51/-45/46x3/51

Answer 1

$frac{45}{46}* frac{49}{51}- frac{45}{46}* frac{3}{51}= frac{45*49-45*3}{46*51}= frac{45(49-3)}{46*51}= frac{45*46}{46*51}= frac{45}{51}$