<http://worldcat.org/entity/work/id/981537794> <http://schema.org/description> "Designed to give students practice in basic mathematical operations: addition, subtraction, multiplication, and division."@en .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/description> "Designed to give students practice in basic mathematical operations: addition, subtraction, multiplication, and division." .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.worldcat.org/fast/814488> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/workExample> <http://www.worldcat.org/oclc/42754075> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.loc.gov/authorities/subjects/sh2009102638> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/workExample> <http://www.worldcat.org/oclc/79820709> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.loc.gov/authorities/subjects/sh85007163> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.worldcat.org/fast/1012163> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.worldcat.org/fast/1012272> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/contributor> <http://worldcat.org/entity/person/id/2692486747> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/contributor> <http://worldcat.org/entity/person/id/2636771620> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/contributor> <http://id.loc.gov/authorities/names/n80044838> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/contributor> <http://viaf.org/viaf/264841726> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.worldcat.org/fast/814484> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.loc.gov/authorities/subjects/sh85082163> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.worldcat.org/fast/1012173> .
<http://worldcat.org/entity/work/id/981537794> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/CreativeWork> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.loc.gov/authorities/subjects/sh85082139> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/workExample> <http://www.worldcat.org/oclc/11281057> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/creator> <http://worldcat.org/entity/person/id/2636771620> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/workExample> <http://www.worldcat.org/oclc/15502130> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/genre> "Juvenile works" .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.worldcat.org/fast/1012276> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.worldcat.org/fast/814487> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/genre> "Problems and exercises" .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/name> "Challenge math"@en .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/description> "Motivates drive and practice math program. Practice in addition, subtraction, multiplication and division." .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/genre> "Software" .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/name> "Challenge math" .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.worldcat.org/fast/903467> .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/description> "Designed to give students practice in basic mathematical operations: addition, subtraction, multiplication and division." .
<http://worldcat.org/entity/work/id/981537794> <http://schema.org/about> <http://id.loc.gov/authorities/subjects/sh85082154> .
<http://experiment.worldcat.org/entity/work/data/981537794.nt> <http://rdfs.org/ns/void#inDataset> <http://purl.oclc.org/dataset/WorldCat/Works> .
<http://experiment.worldcat.org/entity/work/data/981537794.nt> <http://schema.org/about> <http://worldcat.org/entity/work/id/981537794> .