Fluency doesn't just happen with addition and subtraction strategies and models for teaching the basic facts por Newton, Nicki, Mello, Alison J., Record, Ann Elise

Pagbabawas

This was first heard live on air at DZUP 1602 AM. Podcast uploaded at iskwiki. Click to listen

Speed math subtraction & division por Jensen, Paz A. Lacsamana-

Subtracting por Patilla, Peter

Addition and subtraction a cognitive perspective

Subtraction drill for levels 1-3 por Mock, Valerie E.

Subtraction por Jones, Graham

Multiphase development and evaluation of cognitively diagnostic assessment and adaptive intervention for tracking learning por Tenorio, Alvin Daiz