Careless errors made by sixth-grade children on written mathematical tasks /
Clements, M. A.
Careless errors made by sixth-grade children on written mathematical tasks / M.A. (Ken) Clements. - Lae : Mathematics Education Centre, Papua New Guinea University of Technology, 1980. - 11 p. : 30 cm. - Report no. 14 .
Bibliography : p.10-11
Mathematics--Study and teaching (Elementary)
Mathematics--Study and teaching (Elementary)--Error analysis
Careless errors made by sixth-grade children on written mathematical tasks / M.A. (Ken) Clements. - Lae : Mathematics Education Centre, Papua New Guinea University of Technology, 1980. - 11 p. : 30 cm. - Report no. 14 .
Bibliography : p.10-11
Mathematics--Study and teaching (Elementary)
Mathematics--Study and teaching (Elementary)--Error analysis