Dylan's Multidigit Subtraction Strategy

Dylan's Multidigit Subtraction Strategy

Without having been taught a method for solving subtraction problems that require regrouping, a first-grader applies his natural knowledge of numbers and operations to solve problems containing two- and three-digit numbers. This conversation features his reasoning as he formulates an explanation of...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Veröffentlicht in:Teaching children mathematics 2012-02, Vol.18 (6), p.392-392
1. Verfasser: Welder, Rachael M.
Format: Artikel
Sprache:eng
Schlagworte:
Addition & subtraction
Back Talk
Children
Crayons
Dylan (student)
Elementary school students
Mathematical problems
Mathematics
Mathematics education
Numbers
Welders
Online-Zugang:Volltext
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:Without having been taught a method for solving subtraction problems that require regrouping, a first-grader applies his natural knowledge of numbers and operations to solve problems containing two- and three-digit numbers. This conversation features his reasoning as he formulates an explanation of the computational strategy he developed.
ISSN:1073-5836
2327-0780
DOI:10.5951/teacchilmath.18.6.0392