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00984cam a22002774a 4500 001 33C85D1882A911DE820800E8A7D7520A 003 SILO 005 20090806125706 008 081021s2010 maua b 000 0 eng 010 $a 2008045371 020 $a 0135009103 020 $a 9780135009109 040 $a DLC $c DLC $d SILO $d YDXCP $d C#P $d BWX $d CDX $d NIU $d SILO 050 00 $a QA135.5 $b .A782 2010 082 00 $a 372.7/2044 $2 22 100 1 $a Ashlock, Robert B., $d 1930- 245 1 $a Error patterns in computation : $b using error patterns to help each student learn / $c Robert B. Ashlock. 250 $a 10th ed. 260 $a Boston : $b Allyn & Bacon, $c c2010. 300 $a xiii, 274 p. : $b ill. ; $c 23 cm. 504 $a Includes bibliographical references (p. 234-244). 650 0 $a Arithmetic $x Study and teaching (Elementary) 941 $a 1 952 $l UNUX074 $d 20090806113132.0 956 $a http://locator.silo.lib.ia.us/search.cgi?index_0=id&term_0=33C85D1882A911DE820800E8A7D7520A 994 $a 02 $b NIUInitiate Another SILO Locator Search