Note: Due to the fast growth in the number of area codes (new area codes being added monthly), this lesson is no longer valid as written. You can use this lesson along with the 2001 Area Code map (as written) or you can create new questions to accompany a current Area Code map (source provided). As another alternatve, you might adapt this lesson by creating your own questions based on area codes in your state or region.
Grades3-5, 6-8, 9-12
Brief DescriptionStudents solve math problems based on a U.S. area code map.
ObjectivesStudents will solve grade-appropriate math problems (for example, three-digit addition, subtraction, or multiplication) using the telephone area codes supplied on a U.S. area code map.
Keywordstelephone, map, addition, subtraction, multiplication
Lesson PlanProvide students with access to a telephone area code map. Hand out work sheets with grade-appropriate problems for students to solve, or call out math problems for individuals or groups to solve. For example, using the 2001 map (link above)
Students correctly solve 75 percent of the problems.
Lesson Plan Source
Return to Phone Book Math.
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