Question

2 примера)
(4/15 + 19/25) * 6/7
(5/22 - 8/11) * 11/5

Answer 1

$(frac{(5*4)+(3*19)}{75} } )*6/7= frac{77}{75} * frac{6}{7} = frac{66}{75}$
$(frac{5-(2*8)}{22}$)*11/5=$- frac{11}{22} * frac{11}{5} =- frac{22}{5}$