Develop useful mental arithmetic technique to simplify addition and subtraction of complex numbers. Timed drills provide practice with calculation technique and promote quick thinking. Assess number skill development through saved drill results! Provides strong support for higher math learning. Includes reference tables. Audio supported.




 
Develop useful mental arithmetic technique to simplify multiplication and division of complex numbers. Timed drills and exercises provide practice with calculation technique and promote quick thinking. Assess number skill development through saved drill results! Provides strong support for higher math learning. Includes reference tables. Audio supported.
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Advanced Arithmatic
Advanced Addition and Subtraction
Advanced Multiplication and Division
$19.99 each
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Ages 9 and up
EXCHANGE STUDENTS
available in FRANCAIS E ESPANIOL!
Call Us @ 888.370.3233