About: basic arithmetic operation

Premodifier: basic arithmetic
Head noun: operation

Same concepts
http://dbpedia.org/resource/Elementary_arithmetic

Broader concepts

label	provenance	confidence

Narrower concepts

label	provenance	confidence
subtraction	isap:277228158	0.626925
number	isap:424140350	0.348737
division	isap:183189813	0.317991