Mental math in the middle grades/
| Main Author: | |
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| Other Authors: | , |
| Format: | Book |
| Language: | English |
| Published: |
U.S.A.:
Dale Seymour,
1987
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| Series: | Blackline masters
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| Subjects: |
| Physical Description: | 121 p. ; 28 cm. |
|---|---|
| ISBN: | 0866513124 |