The JERC Subtraction Facts Tool creates infinite variations of subtraction worksheets with a few mouse clicks. It can also be used as a computer activity that gives instant feedback to students. Skills include subtraction facts to 10, subtraction facts to 20, 2-digit - 1-digit numbers with and without borrowing, 2-digit - 2-digit numbers, and 3-digit - 2 or 3-digit numbers.
PC Requirements: Microsoft Excel 2004 or 2008
Mac Requirements: Microsoft Excel 2004
Important:
1) The JERC Subtraction F