1.6 Section B: Measure by Iterating up to 120 Length Units
Lessons 5-10. Count groups of up to 120 objects and write a number to represent them. Lay length units end-to-end with no gaps or overlaps and count the units to determine length.
Lessons 5-10. Count groups of up to 120 objects and write a number to represent them. Lay length units end-to-end with no gaps or overlaps and count the units to determine length.