Orton's Lightning Calculator, and Accountant's Assistant: The Shortest, Simplest, and Most Rapid Method of Computing Numbers, Adapted to Every Kind of Business, and Within the Comprehension of Every One Having the Slightest Knowledge of Figures |
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Common terms and phrases
20 per cent 60 days acres add the product add the ratio adding aliquot annex base breadth calculation cancel carry circle X circumference completes the product computing interest contain cost cube number cube root cubic feet cubic inches decimal places digits divide divisible divisor left equal EXAMPLE factors feet long find the interest find the solidity fractions girt given number gives the interest GUNTER'S CHAIN half hence hight integers joists measure method minuend mixed number mode multi multiple of 9 multiplicand multiply any number multiply the principal nearest unit NOTE number of days number of months operation payment pounds quotient radix rate per cent reduced remainder Required the interest result rule RULE.-Divide RULE.-Multiply side simply say single line solid content square number square root subtract thickness troy pound troy weight unit figure usury vulgar fractions weight whole number yards