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Super Sums: Addition, Subtraction, Multiplication, and Division
Special Price $20.25 Regular Price $27.00
How can you multiply using your fingers? How does a soroban speed up your sums? Learn all about addition, subtraction, multiplication, and division—and how you can use simple tricks to make math easier—all in the pages of this book.
|Format||Reinforced Library Binding|
|Trim Size||7 1/2 x 10|
|Ages||10, 11, 12, 13|
|Grades||5 - 8|