Rounding to the nearest 10, students determine how many insects are let go from glass jars.

Students determine how many balloons Betty has left after giving some to Ben.

Students determine how many pink shells Kim found on the beach.

Students determine how many plastic dinosaurs Danny has left after he gives some to a friend.

Students determine how many nuts Sam the squirrel hides under a rock.

Students find the total number of legs on 8 cows and 10 chickens.

Students determine possible movie seating arrangements for 30 students.