000			00672nam a22001937a 4500
008			140821b xxu||||| |||| 00| 0 eng d
020			_a9780823988556
082			_a510 LIN
100			_aLinde, Barbara M.
245			_aWorking at the post office : learning to subtract two three-digit numbers without regrouping _c Barbara M. Linde.
260			_a New York, N.Y. : Rosen Classroom Books & Materials, 2004.
300			_a16 p. : col. ill. ; 22 cm.
440			_a Math for the real world, Early fluency.
500			_a Includes index.
650			_aMathematics.
650			_aPostal service -- Employees.
650			_aPostal service.
942			_2ddc _cOS
999			_c35843 _d35433