Name ___________________________ Date _______________________
GCF and LCM Word Problems Solve each word problem by finding GCF or LCM. 1. Pencils come in packages of 10. Erasers come in packages of 12. Phillip wants to purchase the smallestnumber of pencils and erasers so that he will have exactly 1 eraser per pencil. How many packages of pencils and erasers should Phillip buy?
2. Kiara baked 30 oatmeal cookies and 48 chocolate chip cookies to package in plastic containers for her friends at school. She wants to divide the cookies into identical containers so that each container has the same number of each kind of cookie. If she wants each container to have the greatestnumber of cookies possible, how many plastic containers does she need?
3. Boxes that are 12 inches tall are being stacked next to boxes that are 18 inches tall. What is the shortestheight at which the two stacks will be the sameheight?
4. Beginning at 8:30 A.M., tours of the National Capitol and the White House begin at a tour agency. Tours for the National Capitol leave every 15 minutes. Tours for the White House leave every 20 minutes. How often do the tours leave at the same time?
8. Bridget has swimming lessons every fifth day and diving lessons every third day. If she had a swimming lesson and a diving lesson on May 5, when will be the next date on which she has both swimming and diving lessons?
GCF and LCM Word Problems