(5,4-2 1/3)÷7 2/3=? помогите пж напишите решение срочно!!!
(5,4-2 1/3)÷7 2/3=(5 2/5 - 2 1/3) ÷ 7 2/3= (27/5 - 7/3) ÷ 23/3 = 46/15 × 3/23 = 2/3 × 1/2 = 2/6 = 1/3