How do you evaluate #9^2+5times4#?

1 Answer
Meave60
Nov 14, 2016

#9^2+5xx4=color(blue)(101)#

Explanation:

The order in which to evaluate a math problem can be remembered using the acronym PEMDAS.

![http://www.mathcaptain.com/number-sense/http://variable-expression.html](https://useruploads.socratic.org/mHPizZI2SooFNvl3mg4T_variable-expression4.png)

#9^2+5xx4#

First apply the exponent.

#81+5xx4#

Now multiply #5# times #4#.

#81+20#

Add #81 and 20#

#101#

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