› SubtractionDynamically Created Subtraction Worksheets - Math-Aids.Com 2, 3, and 4 Digit No Regrouping Subtraction Worksheets Vertical Format These subtraction worksheets are great for problems that do not require regrouping. The subtraction worksheets may be configured with up to 4 digits and 2 addends. The no regrouping option may be switched off on these subtraction worksheets if some regrouping is desired.