1.6 Length Measurements Within 120 Units

Unit Goals

• Students measure length and count up to 120 length units. They solve addition and subtraction story problems with unknowns in all positions.

Section A Goals

• Compare the lengths of objects indirectly.
• Order objects by length.

Section B Goals

• 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.

Section C Goals

• Solve addition and subtraction story problems with unknowns in all positions.

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