Quandaries
and Queries 

Debbie


Hi Debbie, In order to ensure that we all mean the same thing when we write this kind of expression there is an order of operations that everyone agrees to follow. First you evaluate anything inside parentheses. Thus, in your example, first evaluate 9+4 to get 13. Hence the problem becomes
Next perform any divisions or multiplications. Here you have 137 which is 91, and hence the problem reduces to
Finally perform any addition and subtractions to get 2091=71. Hence a solution to the problem is
Cheers, 

