Adding and subtracting practice
By: exercises devised by David Kirkby ; illustrated by John Haslam.
Contributors: Haslam, John.
Series: Learning rewards age 5-7; World of learning
Publisher: World International
Published: 1996
Place of publication: Handforth
Language: eng
Number of pages: 32
Subjects: Mathematics -- Elementaryeducation.
Notes: "National curriculum key stage one".