Key to Fractions, Book 3: Adding and Subtracting (KEY TO...WORKBOOKS)
| Country | USA |
| Brand | JINGCHENGMEI |
| Manufacturer | Jingchengmei |
| Binding | Electronics |
| ItemPartNumber | JCM-APCM |
| Model | JCM-APCM |
| Warranty | 6 Months Warranty |
| Color | Black |
| UPCs | 791378123223 |
| EANs | 0791378123223 |
| ReleaseDate | 0000-00-00 |