Ray's New Practical Arithmetic (Eclectic Educational Series)

336 pp. CONTENTS: The Arabic System of Notation; The Roman System of Notation; Addition; Subtraction; Multiplication; Division; Compound Numbers; Factoring; Fractions; Practice; Decimal Fractions; The Metric System; Percentage; Interest; Discount; Exchange; Insurance; Taxes; Ratio; Proportion; Involution; Evolution; Mensuration; Progressions.