Unit 3 Multiplication of Whole Numbers 

• Repeated addition is related to the process of multiplication.
  
• Use various strategies, including visual representations, of whole-number multiplication situations (one-digit by four-digit and two-digit by two digit). 
• Solve multi-step word problems, including problems with variables to represent unknown quantities. 
• Find all factor pairs for given numbers. 
• Apply the area and perimeter formulas to rectangles. 

Area and Perimeter

http://www.bgfl.org/bgfl/custom/resources_ftp/client_ftp/ks2/maths/perimeter_and_area/index.html

http://www.mathgoodies.com/lessons/toc_vol1.html

http://www.mathplayground.com/area_perimeter.html

http://www.funbrain.com/poly/index.html

nteractivesites.weebly.com/areaperimeter.html