Ohio Mathematics Academic Content Standards (2001)
Convert units of length, area, volume, mass and time within the same measurement system.
Grade Level Indicators (Grade 4)
Make simple unit conversions within a measurement system; e.g., inches to feet, kilograms to grams, quarts to gallons.
Grade Level Indicators (Grade 5)
Make conversions within the same measurement system while performing computations.
Principles and Standards for School Mathematics
Understand measurable attributes of objects and the units, systems, and processes of measurement
understand relationships among units and convert from one unit to another within the same system;