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Xtra Math
[Free Registration/Login Required] XtraMath is an excellent site for students to practice their basic number facts and develop automatic recall. Teachers can register for a free account and are then guided through the steps for setting...
Math Is Fun
Math Is Fun: Speed Math
Choose an arithmetic challenge and the number of questions you want to answer. The numbers are generated from dice. See how quickly you can calculate each answer and choose it from the chart. Your score and speed appear at the end of the...