Posted by marie on Sunday, September 26, 2010 at 2:42pm.
why do we use reciprocal in math?

math  Ms. Sue, Sunday, September 26, 2010 at 2:50pm
We use it to divide fractions.
http://www.mathsisfun.com/definitions/reciprocal.html
Posted by marie on Sunday, September 26, 2010 at 2:42pm.
why do we use reciprocal in math?
We use it to divide fractions.
http://www.mathsisfun.com/definitions/reciprocal.html