Looking for fun, differentiated games to help your students practice 2-digit, 3-digit, 4-digit, and multi-digit addition and subtraction with regrouping? This huge math addition and subtraction worksheet games bundle includes 20 no-prep 'bump' games for practicing addition and subtraction with and without regrouping. These engaging math games will get your students excited about adding and subtracting multi-digit numbers. These addition and subtraction 'bump' games are differentiated; the games