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<p>Book digitized by Google from the library of Harvard University and uploaded to the Internet Archive by user tpb.
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<br>Subjects: sum; square; reduce; divide; multiply; divisor; interest; decimal; cents; cube; square root; cube root; greatest common; common divisor; common multiple; square feet; three times; equivalent fractions; cubic inches; decimal places</div>
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George Roberts Perkins</div>
Internet Archive identifier