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Center for the Mathematics Education of Latinos/as
Related Homework Assignment
¥Description
¥What is the sum of all the integers from 1 to 7,399?
¥Approach of Gauss:
¥1 + 2 + É + 8 + 9
¥
¥= (1 + 9) + (2 + 8) + (3 + 7) + (4 + 6) + 5 
¥
¥= 4(10) + 5
¥
¥Sample of TeacherÕs Work ˆ