Adding and Subtracting
| Publisher | QED Publishing |
| Illustrator | Peter Lawson |
| Editorial Manager | Jean Coppendale |
| Photography | Steve Lumb |
| Designed by | The Complete Works |
| Copyright Holder | QED Publishing |
| Other | Steve Evans |
| Creative Director | Louise Morley |
| Publisher Series | QED Maths Club - Moving Ahead, QED Maths Club |
| Format | Paperback |
| Language | English |
| Location | London |
| Copyright | 2005 |
| Pages / Font | 24 pages |
| ISBN 10 | 1-84538-434-2 |
| Barcode | 9 781845 384340 |
| Price | £4.99 |
Added by almoadhadi