Scores and forfeits - an intuitive model for integer arithmetic
Liebech, Pamela
Scores and forfeits - an intuitive model for integer arithmetic - 221-240 - 21, No. 3, 1990
Enero 1991 = EDUCATIONAL STUDIES IN MATHEMATICS
ARITMETICA CONCEPTOS DEL NUMERO ESCUELA SECUNDARIA (MATEMATICAS) ESCUELAS MEDIAS MODELOS MATEMATICOS SISTEMA NUMERICO
Scores and forfeits - an intuitive model for integer arithmetic - 221-240 - 21, No. 3, 1990
Enero 1991 = EDUCATIONAL STUDIES IN MATHEMATICS
ARITMETICA CONCEPTOS DEL NUMERO ESCUELA SECUNDARIA (MATEMATICAS) ESCUELAS MEDIAS MODELOS MATEMATICOS SISTEMA NUMERICO