Preview
Cross off from left to right. The last number needs 5 crosses first.
23456789101112🔒
23456789101112🔒
12111098765432🔒
12111098765432🔒
Printing tips
- Choose "actual size" or 100 % in the print dialog.
- Print several copies, or slip one into a sheet protector and use a dry-erase marker.