Please download in below link
For class 8
For class 8
CHAPTER 1
http://www.ziddu.com/download/14835098/highschoolyear8Chapter1ALGEBRAandITSAPPLICATIONS.ppt.htmlCHAPTER 2
CHAPTER 3
CHAPTER 4
CHAPTER 5
CHAPTER 6
CHAPTER 7
CHAPTER 8
CHAPTER 9 For class 9
CHAPTER 1
CHAPTER 2CHAPTER 3CHAPTER 4
CHAPTER 5
CHAPTER 6