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Arithmetic Teacher | 201 |
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Holdan, Gregory – Arithmetic Teacher, 1969
Descriptors: Arithmetic, Elementary School Mathematics, Number Concepts, Teaching Methods

Rasof, Elvin – Arithmetic Teacher, 1969
Descriptors: Arithmetic, Division, Elementary School Mathematics, Number Concepts

Schloff, Charles E. – Arithmetic Teacher, 1970
Descriptors: Elementary School Mathematics, Geometric Concepts, Instruction, Number Concepts

McLean, Robert C. – Arithmetic Teacher, 1969
Descriptors: Arithmetic, Division, Elementary School Mathematics, Instruction

Oosse, William J. – Arithmetic Teacher, 1969
Descriptors: Arithmetic, Elementary School Mathematics, Instruction, Mathematics

Neuner, Albert R. – Arithmetic Teacher, 1973
A method of using a modified number line to illustrate concepts of addition, subtraction, multiplication, and division in a modular system is presented. (DT)
Descriptors: Elementary School Mathematics, Instruction, Mathematics, Mathematics Education

Moody, William B. – Arithmetic Teacher, 1975
Five open-ended problems are suggested which lead students to investigate basic number properties and numeration characteristics. (JP)
Descriptors: Elementary School Mathematics, Elementary Secondary Education, Mathematical Enrichment, Modern Mathematics

Nichol, Margaret – Arithmetic Teacher, 1978
Reviewing addition through the use of palindromes is discussed. A rule for converting any number into a palindrome is presented. (MP)
Descriptors: Addition, Algorithms, Elementary Education, Elementary School Mathematics

Edwards, Flo McEnery – Arithmetic Teacher, 1987
After prime factors of a set of numbers are listed, geometric shapes are used to find the prime factors of the least common multiple (LCM). (MNS)
Descriptors: Elementary Education, Elementary School Mathematics, Mathematics Instruction, Number Concepts

Quast, W. G. – Arithmetic Teacher, 1972
A distinction is made between an algorithm and the justification for the algorithm. Examples of both are given for the operations with whole numbers. (DT)
Descriptors: Algorithms, Elementary School Mathematics, Instruction, Mathematics Education

Krusen, Kim – Arithmetic Teacher, 1991
Described is an activity in which students develop their own number system. This activity allow students to examine the structure and history of number systems and to discover the power and respectable efficiency of the number system used today. (KR)
Descriptors: Elementary Education, Elementary School Mathematics, Learning Activities, Mathematical Concepts

Mauthe, Albert H. – Arithmetic Teacher, 1969
Descriptors: Addition, Arithmetic, Elementary School Mathematics, Instruction

Sherzer, Laurence – Arithmetic Teacher, 1969
Descriptors: Addition, Arithmetic, Elementary School Mathematics, Instruction

D'Augustine, Charles H. – Arithmetic Teacher, 1969
Descriptors: Arithmetic, Elementary School Mathematics, Instruction, Mathematical Models

Milne, Esther – Arithmetic Teacher, 1971
Descriptors: Elementary School Mathematics, Grade 1, Instructional Materials, Manipulative Materials