Workbook, Exercise 7, pages 21-22
Optional challenge question: 30 blue marbles and 45 yellow marbles need to be placed in bags so that each bag has the same number of marbles. What is the greatest number of bags needed?
Optional challenge question: 30 blue marbles and 45 yellow marbles need to be placed in bags so that each bag has the same number of marbles. What is the greatest number of bags needed?