Помогите решить.
Это дроби.
1.5/11-2.2/23• (1.3/5-2.3/5) =
5 4/5: (1 4/7-2.2/5) +1.3/5=
Это дроби.
1.5/11-2.2/23• (1.3/5-2.3/5) =
5 4/5: (1 4/7-2.2/5) +1.3/5=
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Answers & Comments
2)29/5÷(((11/7)×5)-((12/5)×7)+8/5=29/5:55-84/35+8/5=29/5:(-29/35)+8/5=-(29×35/5×29)+8/5=-((35-8)/5)=-(27/5)=-5,2/5