A tool to teach students strategies to solve subtraction problems in their heads, such as 67 – 39
http://www.eduweb.vic.gov.au/dlrcontent/4c313131/index.html
This entry was posted on Friday, January 25th, 2008 at 11:42 am and is filed under Term 1 Week 8. You can follow any responses to this entry through the RSS 2.0 feed. Responses are currently closed, but you can trackback from your own site.
