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ISBN: 9780739904565 Paper cover; 174 pages #1-13223-3 $5.25
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Workbook unit 3 for Working Arithmetic.
Lessons 61-102
Unit 3 covers addition and subtraction for the 12's and 13's and carrying and borrowing. Continuous review is built into the lessons and simple reading problems are practiced frequently.
The teacher's manual is essential for class time instruction and for workbook directions.
