(4,5 * 1 2/3 - 6,75) * (1 1/3)в кубе

(4,5*1 2/3-6,75)*(1 1/3)^3=1 7/91) (1 1/3)^3= (4/3)^3= 64/272) 4,5*1 2/3= 45/10* 5/3= 15/2= 7,53) 7,5-6,75= 0,754) 0,75*64/27= 75/100* 64/27= 16/9= 1 7/9