Multiplication Level 15: 3d x 1d (mastery). multi-digit window train. 1. Left edge796 times 81. Left edgeStart with the leftmost digit pair.796times8Active multiplication windowraw windows56raw -> 56 | _ | _Start with the leftmost digit pair.2. Slide windows2. Slide windowsMove one window at a time.796times8Active multiplication windowraw windows5672raw -> 56 | 72 | _Move one window at a time.3. Raw strip3. Raw stripHold the raw totals in order.796times8Active multiplication windowraw windows567248raw -> 56 | 72 | 48Hold the raw totals in order.4. Settle strip4. Settle stripSettle once.Keep ones; carry moves left.raw windows56 | 72 | 48settled strip63 | 6 | 8Final multiplication answerKeep 1s; extra carry moves left.
