(2,4/9+1,1/6)×1,4/5-3,1/9÷2,1/3 5 класс помогите

Question

(2,4/9+1,1/6)×1,4/5-3,1/9÷2,1/3 5 класс помогите

Answer 1

(2,4/9+1,1/6)×1,4/5-3,1/9÷2,1/3 =(22/9+7/6)*9/5-28/9:7/3= (44/18+21/18)*9/5-28/9*3/7= 65/18*9/5-4/3= 13/2-4/3= 39/6-8/6=31/6=5 1/6

Comments

А где действия?

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1) 2 4/9+1 1/6=22/9+7/6=44/18+21/18=65/18. 2) 65/18*1 4/5=65/18*9/5=13/2. 3)  3  1/9:2 1/3= 28/9:7/3=28/9*3/7=4/3. 4) 13/2-4/3=39/6-8/6=31/6=5 1/6