How did the Egyptians write fractions? How do you make a snowflake out of triangles? How do banks keep our money safe? Learn all about fractions, factorials, combinations, and fractalsand how we use math to break the world into bitsall in the pages of this book.How did the Egyptians write fractions? How do you make a snowflake out of triangles? How do banks keep our money safe? Learn all about fractions, factorials, combinations, and fractalsand how we use math to break the world into bitsall in the pages of this book.