Speed and Accuracy: Subtraction

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If your child can subtract numbers 1 through 20, then this book will increase his or her speed and accuracy when subtracting. Use this book to help your child practice and master basic subtraction. Ages 6+

Speed and Accuracy: Subtraction 2013, Kumon Publishing North America, Inc, Teaneck

ISBN-13: 9781935800644

Paperback

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