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Tina2015 Tina2015
  • 26-08-2014
  • Mathematics
Answered

What are the properties of 93+(68+7)

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Lilith
Lilith Lilith
  • 26-08-2014

An operation is associative if you can group numbers in any way without changing the answer. It doesn't matter how you combine them, the answer will always be the same.
 
\(a + (b + c) = (a + b) + c \\ \\ 93+(68+7) =(93+68)+ 7 \\\\93+75=161+7\\\\168=168\)
 

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