A team of students lined up dominoes on the gym floor. 574 dominoes fell over and 246 are still standing. What percentage of the dominoes fell over?

Jordan rides his bike 6 7/15 miles every day to deliver newspapers and to go to and from school. if his ride to and from school is 4 3/10 miles, how many miles is the trip to deliver newspapers? 1 1/3 1 1/6 2 1/6 2 4/5

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

41/17 as a decimal rounded to the nearest hundredth