Good News Long Division and Multiplication
Liggett, John Mark
Traditional long division is very difficult for third and fourth-graders. They must estimate or guess quotient digits and then test these guesses with error-prone multiplication. Errors usually cannot be found until the long, frustrating process ends with a result that does not check. Good News Long Division requires no guessing and no multiplication. It is easily checked as it it is done to eliminate errors as they occur. Good News Multiplica...