What is #(6^2-3^3)-:7#?

1 Answer
Rhys
Mar 13, 2018

Shown below...

Explanation:

First we find the value of what is in the brackets...

#6^2 - 3^3 = (6xx6) - ( 3xx3xx3 )#

# = 36 - 27 #

# = 9 #

So now we are trying to find

#9/7 #

This can't be simplified any further,

As a mixed fraction...

#9/7 = (7+2)/7 = 7/7 + 2/7 = 1 2/7 #

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