Multiplication Level 11: 3d x 1d (no carry). multi-digit window train. 1. Left edge123 times 31. Left edgeStart with the leftmost digit pair.123times3Active multiplication windowraw windows3raw -> 3 | _ | _Start with the leftmost digit pair.2. Slide windows2. Slide windowsMove one window at a time.123times3Active multiplication windowraw windows36raw -> 3 | 6 | _Move one window at a time.3. Complete strip3. Complete stripRead 3 | 6 | 9 as 369.123times3Active multiplication windowanswer strip369123 x 3 = 369Read 3 | 6 | 9 as 369.
