Multiply by Hand
This educational book, written by Carol Knibbs captures the "magical" way of multiplying by hand from 6x6 to 10x10. A great learning tool for anyone that wants to learn the quickest way to find the answer to math's hardest multiplication problems.
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O knihe
This educational book, written by Carol Knibbs captures the "magical" way of multiplying by hand from 6x6 to 10x10. A great learning tool for anyone that wants to learn the quickest way to find the answer to math's hardest multiplication problems.
- Vydavateľstvo: LIGHTNING SOURCE INC
- Formát: Paperback
- Jazyk:
- ISBN: 9780692405437