good site

http://bbs.nlp.cn/forum-9-3.html

arithmetic

http://www.themathpage.com/arith/arithmetic.htm

http://www.onlinemathlearning.com/grade-7.html

arithmetic

http://www.themathpage.com/arith/arithmetic.htm

web2

http://outstanding-lessons.wikispaces.com/Starters+and+Plenaries

web

http://www.teachingideas.co.uk/maths/contents07multiplicationdivision.htm


http://www.worldofteaching.com/mathspowerpoints.html