首页> 外国专利> SET OF PLAYING CARDS WITH REDUCTION OF FRACTION TO LOWEST TERMS AND REDUCTION OF FRACTIONS TO COMMON DENOMINATOR

SET OF PLAYING CARDS WITH REDUCTION OF FRACTION TO LOWEST TERMS AND REDUCTION OF FRACTIONS TO COMMON DENOMINATOR

机译:分数减少到最低的条款和分数减少到共同的分母的纸牌

摘要

A set of playing cards with reduction of a fraction to lowest terms and reduction of fractions to a common denominator, provided by the present invention, is a set of cards for learning reduction of a fraction to lowest terms and reduction of fractions to a common denominator by using a plurality of cards. The set of cards includes: a plurality of first cards each showing a fraction and a graphic representing the fraction; and a plurality of second cards each showing a denominator and a numerator in the form of a number and a symbol, respectively.
机译:本发明提供的一组将分数减为最小项并将分数减为一个公分母的纸牌是用于学习将分数减为最低项并将分数减为一个公分母的一组纸牌通过使用多个卡。该组卡包括:多个第一卡,每个第一卡显示分数和表示分数的图形;以及多个第二卡分别显示数字和符号形式的分母和分子。

著录项

  • 公开/公告号WO2016170915A1

    专利类型

  • 公开/公告日2016-10-27

    原文格式PDF

  • 申请/专利权人 HATAKEYAMA YUKO;

    申请/专利号WO2016JP59563

  • 发明设计人 HATAKEYAMA YUKO;

    申请日2016-03-25

  • 分类号G09B19/02;A63F1/02;

  • 国家 WO

  • 入库时间 2022-08-21 14:16:07

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