Challenge 1
The ice skating rink rented 238 pairs of ice skates one weekend. What is 238 rounded to the nearest hundred?
200
Mrs. Rourke’s class collected 385 cans during a recycling drive. Mr. Hardy’s class collected 259 cans during the same recycling drive. How many more cans did Mrs. Rourke’s class collect than Mr. Hardy’s class?
126 cans
The theater has 329 fixed seats and 174 moveable seats. What could be a reasonable estimate of the total number of seats in the theater?
500 seats
On Saturday, the lifeguard counted 416 swimmers at the beach. On Sunday the lifeguard counted 283 swimmers at the beach. How many swimmers were at the beach in all?
699 swimmers
Mr. Li drove 287 miles from Hawk City to Bear Town. He then drove 175 miles from Bear Town to Cedar City. How many miles did Mr. Li drive in all?
462 miles
Hector earned 942 points in his first round of a video game. Sarah earned 791 points in her first round of the same video game. What could be a reasonable estimate of how many more points Hector earned than Sarah in the first round of the video game?
150 points