Equal





same as
2+1=1+2

2+2=4
2-1=1
2x0=0
6/2=3


http://dictionary.kids.net.au/word/equal

http://www.coolmath4kids.com/fractions/fractions-04-equivalent-01.html

http://www.mathsisfun.com/equivalent_fractions.html

http://www.mathsisfun.com/definitions/equal-sign.html

http://www.ducksters.com/kidsmath/fractions_equivalent.php


http://pbskids.org/cyberchase/math-games/melvins-make-match/

http://www.sheppardsoftware.com/math.htm