JPS5930173U - mental arithmetic practice tool - Google Patents

mental arithmetic practice tool

Info

Publication number
JPS5930173U
JPS5930173U JP12652482U JP12652482U JPS5930173U JP S5930173 U JPS5930173 U JP S5930173U JP 12652482 U JP12652482 U JP 12652482U JP 12652482 U JP12652482 U JP 12652482U JP S5930173 U JPS5930173 U JP S5930173U
Authority
JP
Japan
Prior art keywords
mental arithmetic
practice tool
arithmetic practice
card
rows
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP12652482U
Other languages
Japanese (ja)
Other versions
JPS6035091Y2 (en
Inventor
三郎 矢口
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP12652482U priority Critical patent/JPS6035091Y2/en
Publication of JPS5930173U publication Critical patent/JPS5930173U/en
Application granted granted Critical
Publication of JPS6035091Y2 publication Critical patent/JPS6035091Y2/en
Expired legal-status Critical Current

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  • Electrically Operated Instructional Devices (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ａ”−ｄは珠算式暗算の基本を示す説明図であ名
。第２図は読上暗算用カードの例である。 第３図は見取暗算用カードの例である。第４図ａ。 ｂは暗算練習具のカードおよび暗算問題用紙の例である
。 図中、Ｗｌは数字観察窓、Ｗ２は答用観察窓である。Figures 1 a"-d are explanatory diagrams showing the basics of mental arithmetic. Figure 2 is an example of a mental arithmetic card read aloud. Figure 3 is an example of a mental arithmetic card. Figures 4a and 4b are examples of mental arithmetic exercise cards and mental arithmetic question sheets. In the figure, Wl is a number observation window and W2 is an answer observation window.

Claims (1)

【実用新案登録請求の範囲】 一組のそろばん珠が複数列図示され、このそろばん珠列
の間に少なくとも１つの数字観察窓が設けられたカード
と、 前記カードの数字観察窓に適合する数字群が印刷された
暗算問題用紙と、　　　− の組合わせから成ることを特徴とする暗算練習具。[Claims for Utility Model Registration] A card in which a plurality of rows of abacus beads are illustrated and at least one number observation window is provided between the rows of abacus beads, and a group of numbers that match the number observation windows of the card. A mental arithmetic practice tool characterized by consisting of a combination of a mental arithmetic question sheet on which are printed and -.
JP12652482U 1982-08-20 1982-08-20 mental arithmetic practice tool Expired JPS6035091Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12652482U JPS6035091Y2 (en) 1982-08-20 1982-08-20 mental arithmetic practice tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12652482U JPS6035091Y2 (en) 1982-08-20 1982-08-20 mental arithmetic practice tool

Publications (2)

Publication Number Publication Date
JPS5930173U true JPS5930173U (en) 1984-02-24
JPS6035091Y2 JPS6035091Y2 (en) 1985-10-18

Family

ID=30287670

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12652482U Expired JPS6035091Y2 (en) 1982-08-20 1982-08-20 mental arithmetic practice tool

Country Status (1)

Country Link
JP (1) JPS6035091Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH054226U (en) * 1991-07-03 1993-01-22 有限会社ひらまつ Abacus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH054226U (en) * 1991-07-03 1993-01-22 有限会社ひらまつ Abacus

Also Published As

Publication number Publication date
JPS6035091Y2 (en) 1985-10-18

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