Number Sentence

a + b = c
1 + 2 = 3


An equation

http://www.education.com/question/number-sentence/

http://www.mathatube.com/algebra-number-sentence.html

http://www.aaaknow.com/g4_18cx1.htm

http://www.onlinemathlearning.com/number-sentence.html


http://www.onlinemathlearning.com/number-sentence-words.html