Flexibilization of mental arithmetic strategies on a different knowledge base
Subtitle: the empty number line in a realistic versus gradual program design
By: Anton Steven Klein.
Publisher: Leiden University
Published: 1998
Place of publication: [Leiden
Language: eng
Number of pages: 201
Subjects: Mathematics -- Study and teaching -- Netherlands.; Addition.; Subtraction.
Notes: Thesis (doctoral)--Rijksuniversiteit te Leiden, 1998.
Summary in Dutch.
Includes bibliographical references (p. 173-183).
"Stellingen" ([1] leaf) laid in.