9780153500398 | 2 edition (Harcourt School, June 1, 1987), cover price $56.55 | About this edition: Includes instruction, exercises, and problems in whole numbers, decimals, number theory, fractions, percent, real numbers, and right triangles.

9780030064739 | Harcourt School, June 1, 1987, cover price $58.40

9780153500381 | 2 edition (Harcourt School, June 1, 1987), cover price $61.15 | About this edition: Includes instruction, exercises, and problems in whole numbers, equations, decimals, number theory, fractions, ratio and proportion, probability and statistics, and integers.

9780153507083 | Harcourt School, January 1, 1985, cover price $38.80 | About this edition: Includes instruction, exercises, and problems in numeration, arithmetic, fractions, decimals, measurement, geometry, ratio and percent, and integers.

9780153507069 | Harcourt School, January 1, 1985, cover price $40.05 | About this edition: Includes instruction, problems, and exercises in arithmetic, numeration, graphing, fractions, decimals, and geometry.

9780153507045 | Harcourt School, January 1, 1985, cover price $38.15 | About this edition: Includes instruction, exercises, and problems in arithmetic, time and money, measurement, fractions, and geometry.

9780153507076 | Harcourt School, January 1, 1985, cover price $40.75 | About this edition: Includes instruction, exercises, and problems in arithmetic, number theory, fractions, measurement, decimals, geometry, and ratio and percent.