How to Use Rotary Calculators

Front Cover
Gregg Pub., Division, 1953 - Calculators - 118 pages
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Contents

LESSON PAGE
1
Repeated Addition Vertical and Hori
9
Decimal Division
43
Decimal Equivalents of Common Fractions
49
Multiplying with a Constant
57
Double Multiplication Extending an Invoice
65
22
77
Copyright

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