A Key to the Columbian Calculator: Designed for the Use of Teachers, and to Assist Those who Have Not the Benefit of a Tutor's Aid ...Benjamin Bannan, 1849 - 156 σελίδες |
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63 galls 9 ft 9 oz arithmetic base BLACKBOARD breadth bush bushel calculation centre cents ciphers circle circulating decimals circumference complex fraction composite number COMPOUND contained cube root cubic inches cylinder diagonal digits divide dividend DIVISION divisor dollar ellipsis equal extract the square feet figure find the area find the solidity frustrum gain gallons gills given half height hhds hogsheads improper fraction least common denominator length MENSURATION merator MISCELLANEOUS MATTER Multiply omitted ounces perches perpendicular pound prism proof proportion pupil pyramid quadrilateral questions quotient ratio rectangle Reduce repetend rhombus right angle rods rules and examples sheep simple fraction sold sphere square miles square root SUBTRACTION teacher tons triangle VULGAR FRACTIONS weeks wheat whole number yard cost