Selena's family went on a trip. The total hotel bill was $659 . The cost of the airfare was $633. use mental math to find the total cost for the hotel and the airfare.
Basically add the numbers in your head starting from right to left.line up the numbers...659 +633 9+3=12 5+3+1(because we borrowed 1) =9 6+6=12 Anwser 1299