Review the 4 operations while having fun with this original Martin Luther King Jr. math mystery picture, a great activity for Black History Month.Contains 8 different worksheets allowing you to differentiate: two sheets of mixed additions and subtractions with equations (EASY and HARD), two sheets of multiplications (EASY and HARD), two sheets of mixed multiplications and divisions with equations (EASY and HARD) and two sheets of mixed 4 operations with equations (EASY and HARD).The EASY lev