What is #13*4-65-:13#?

1 Answer
Aug 23, 2016

#47#

Explanation:

Count the number of terms first.

Calculate a single answer for each term first and then add or subtract them in the last line.
Stronger operations are done before weaker ones.

#color(red)(13xx4) - color(blue)(65 div13)#

= #color(red)(52) - color(blue)(5)#

=#47#