ERIC Number: EJ207063
Record Type: Journal
Publication Date: 1979-Sep
Reference Count: N/A
Subtraction: Decomposition versus Equal Addends.
Sherrill, James M.
Arithmetic Teacher, v27 n1 p16-17 Sep 1979
This study was implemented to test the relative effectiveness of two subtraction procedures (decomposition and equal addends) with respect to accuracy in solving subtraction problems requiring regrouping. Results favor the decomposition approach. (MP)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Authoring Institution: N/A