Arithmetricks
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Product Number: TB17301T Price: $11.95In Stock. Usually ships in 24-48 hours. |
PRODUCT DETAILS
50 easy ways to add, subtract, multiply, and divide using simple shortcuts - without a calculator. While young people are entertaining themselves and their friends with amazing mathematical feats, they will also be learning to feel comfortable and confident with numbers. Teaches kids how to do quick, accurate calculations in their heads, and helps prepare them for more advanced concepts. 160 pages. Grades 5-10.
