1. Define ratio. A ratio is a comparison of two or more numbers. For example, if a bag contains 3 red marbles, 5 blue marbles and 9 green marbles, you can use the threeterm ratio
http://www.ehow.com/how_8183396_teachmathratios....

Manipulatives are one good way to teach everybody in a classroom these concepts. There are, for example, blocks you can buy in school supply wholesale stores for a general classroom
http://www.quora.com/Whataresomeinnovativeappr...

1.33 : 1
http://www.imdb.com/title/tt0467034/

Ok, I have just the same problems when I help junior school kids with maths (I'm a Teaching Assistant, with mathematics as a speciality) YOU find it easy because you have learned
http://uk.answers.yahoo.com/question/index?qid=201...
