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Hayes, David T. – School Science and Mathematics, 1979
Problems are discussed in which addition facts are presented using words instead of numbers. The letters are then replaced by numbers that will make the addition problems correct. (MP)
Descriptors: Addition, Instruction, Learning Activities, Number Concepts
Peer reviewed Peer reviewed
McGinty, Robert L.; Eisenberg, Theodore A. – School Science and Mathematics, 1978
Forming whole numbers which read the same from left to right as from right to left is considered. A list of such numbers less than 1000 is included along with implications for instruction. (MN)
Descriptors: Activity Units, Addition, Elementary Education, Elementary School Mathematics
Peer reviewed Peer reviewed
Duncan, David R.; Litwiller, Bonnie H. – School Science and Mathematics, 1973
Descriptors: Addition, Elementary School Mathematics, Integers, Mathematical Enrichment