I made a spinner for 1 less and 10 less also. It's the same concept except that you start at 120 and go down.
120 Chart
Use the More AND Less Spinner to have your students practice both. Just have them start in the middle of the 120 chart rather than at the beginning or the end.
Another simple activity is to fill in the 120 chart going down. The students start to see the 10's pattern as they fill it in.
Blank 120 Chart
More and Less Worksheet
What' My Number from Saylor's log is a great lesson to get to know the 100 chart.
Use the More AND Less Spinner to have your students practice both. Just have them start in the middle of the 120 chart rather than at the beginning or the end.
Another simple activity is to fill in the 120 chart going down. The students start to see the 10's pattern as they fill it in.
Blank 120 Chart
More and Less Worksheet
What' My Number from Saylor's log is a great lesson to get to know the 100 chart.