|
|
Home : 2010 : Dec : 28
subtraction across middle zeroes By trendyteacher
|
| Does anyone have a good way of teaching subtraction across middle zeroes. I have a low math group which needs tricks, sayings, etc. to help them remember.
Thanks so much
View the original thread this idea was posted on
Visit our ProTeacher
Community
For individual use only. Do not copy, reproduce or
transmit. Copyright 1998-2013 ProTeacher All rights
reserved
|
|