3/4:5/6+2.1/2*2/5-1:1.1/9=

Question

3/4:5/6+2.1/2*2/5-1:1.1/9=

Comments

Распиши нормально 

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3/4 : 5/6 + 2 целых 1/2 * 2/5 -1 : 1 целая 1/9

Answer 1

3/4 : 5/6 + 2 целых 1/2 * 2/5 -1 : 1 целая 1/9 = 4 целых 1/18