Fill in the blank: $( \frac{15}{7}\times \frac{-21}{10}\times \frac{-5}{6})$=$( \frac{-21}{10}\times\frac{-5}{6})\times$____

Given: $( \frac{15}{7}\times \frac{-21}{10}\times \frac{-5}{6})$=$( \frac{-21}{10}\times\frac{-5}{6})\times$____

To do: To fill the blank.

Solution:

$( \frac{15}{7}\times \frac{-21}{10}\times \frac{-5}{6})$=$( \frac{-21}{10}\times\frac{-5}{6})\times \boxed{\frac{15}{7}}$     [$\because a\times b\times c=b\times c\times a$]

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Updated on: 10-Oct-2022

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