Question 132251
SEQUENCE DOEN'T MATTER IN THIS EXAMPLE.
WHAT I WOULD DO IS ADD ALL THE + NUMBERS TOGETHER THUS:
29+510+52=591
THEN ADD UP THE - NUMBERS:
-42-397-792=-1,231
NOW FIND THE DIFFERENCE.
591-1,231=-640 ANSWER.
YOU COULD ALSO COMBINE THEN AS THEY ARE ARRANGED:
(29-42)=(-13+510)=(497-397)=(100+52)=(152-792)=-640