Instruction in arithmetic.
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| Corporate Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Washington, D.C. :
National Council of Teachers of Mathematics,
1960.
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| Series: | Yearbook (National Council of Teachers of Mathematics) ;
25th. |
| Subjects: |
| Item Description: | Includes index. |
|---|---|
| Physical Description: | viii, 366 p. : ill. ; 24 cm. |
| Bibliography: | Bibliography: p. 320-354. |