Addition and subtraction a cognitive perspective

Addition and subtraction a cognitive perspective

Bibliografiska uppgifter
Övriga upphovsmän: Carpenter, Thomas P, eds, Moser, James M., eds, Romberg, Thomas A., eds
Materialtyp: Bok
Språk:English
Publicerad: Hillsdale, NJ Lawrence Earlbaum Associates c1982.
Ämnen:
Addition.
Subtraction.
Mathematical ability > Testing.