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Direct linkCritchett, John – Mathematics Teaching, 2011
The Fibonacci series has been studied since it was first described by Leonardo of Pisa--Fibonacci--in 1202. It begins with the sequence 1, 1, 2, 3, 5, 8... Each succeeding number is the sum of the previous two. In number theory courses, students are introduced to the concept of modulo arithmetic, sometimes called "clock" arithmetic. In modulo…
Descriptors: Number Concepts, Arithmetic, Theories, Numbers
Bartolini, Pietro – Mathematics Teaching, 1976
An instructional sequence in which number lines and beads are used to illustrate addition and subtraction of directed numbers is described. (SD)
Descriptors: Addition, Elementary Education, Elementary School Mathematics, Instruction
Leddy, Tom – Mathematics Teaching, 1976
Patterns of addends are investigated. The activity is related to Dienes' learning theory. (DT)
Descriptors: Addition, Discovery Learning, Elementary School Mathematics, Elementary Secondary Education
