Make your own number slider (instructions in photo format in document) which students can use to see how multiplying and dividing by 10 works. I have uploaded a video on division to show how I use it class.
Please use the link below
http://youtu.be/X55dj_oRWM4
6/9/17 Added visual (MAB) template
4/8/19 added A3 size for Teacher (use 2 strips stuck together to write digits on - I actually taped half at either end to avoid the tape being right in the middle where the ones are)