Question

Sorry if it's a little blurryalso I have 2 other answers but I can only put on question so after you answered this would it be ok if I put a picture of a different one

Answer 1

The associative propperty of addition determines that the sum of three or more numbers it remains the same regardles of the grouping the said values.

Of the expressions, the one that shows this property better is the last one.

(4+5)+2=4+(5+2)