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Pagbabawas

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

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

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Addition and subtraction a cognitive perspective

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

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