Question

(12 1/3-7 3/4) умножить 6/11 

Answer 1

$(12 frac{1}{3}-7 frac{3}{4})* frac{6}{11}=( frac{37}{3}- frac{31}{4})* frac{6}{11}= frac{37*4-31*3}{12}* frac{6}{11}= frac{55}{12}* frac{6}{11}= frac{330}{132}=2 frac{1}{2}$