1.

Fill in the blanks to make the statements true.[(2/13)-6 ÷ (2/13)3]3 × (2/13)-9 =  ______

Answer»

[(2/13)-6÷(2/13)3]3 × (2/13)-9 = (2/13)-36

Explanation: 

[(2/13)-6÷(2/13)3]3 × (2/13)-9

= [(2/13)-6-3]3 × (2/13)-9

= [(2/13)-9]3 × (2/13)-9

= (2/13)-9×3 × (2/13)-9

= (2/13)-27 × (2/13)-9

= (2/13)-27-9

= (2/13)-36



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