a tally numeral is the same as the number of objects. Thus, to name a number greater than one in a tally system, more than one stroke is used. Since the stroke may be used more than once in a numeral, a tally system has the property ofanbsp;...

Title | : | Seeing through mathematics; teaching guide |

Author | : | Henry Van Engen |

Publisher | : | - 1963 |

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