Looking for a complete place value unit? Fourth grade students explore the value of a digit in different positions; read and write multi-digit numbers in standard, word, and expanded form; compare; and round. Review and assessment are also included.Differentiated, standards-based activities, worksheets, and tests let you reach each you teach. Basic math resources ask kids to work with numbers to the hundred thousands. For kids who already have strong number sense, a parallel set of materials goe