Face, of note, 217.
of solid, 292.
Factor, defined, 15.
Factoring, 17, 18.

roots extracted by, 285.
Factors and divisors, 15-21.
Farthing, 105.
Fathom, 345.

Feeding stock, 316–318.
Fertilizers, 319, 320.
Figures, notation by, 7.
Fire insurance, 184.
Firm, 266.

Flooring, 126, 127.

Fluid dram and ounce, 847.
Foot, 345.

Footing of account, 98.
Foreign money, 105-107.
Fractional parts, of fractions,
43, 44.

of integers, 38.
Fractional relations, 54, 55.
Fractional units, 22, 23.

Fractions, common, 22-61, 84,
85.

decimal, 68-89.
Franc, 105, 106, 348.
Free list, 197.

French money, 105-107.
Full indorsement, 218.
Fundamental processes, 7-14.
Furlong, 345.

Gain and loss, 173-177.
Gallon, 147, 148, 345.
German money, 106.

Gill, 345.

Incomplete decimal, 85.
Index of root, 284.
Individual note, 219.
Indorsements, 217, 218.
Indorser of note, 217, 218.
Insurance, 183-187.
Integer, 15.

Interest, annual, 210, 211.
compound, 212-216.
exact, 211, 212.
simple, 199-208.
table of, 215.
Interest term, 213.
Internal revenue, 196.
International date line, 278.
Inverting terms, of fractions
50, 51.

Investments, 215, 253.
Involution, 282, 283, 286.
Isosceles triangle, 121.
Italian money, 105-107.

Joint and several note, 219.

metric measures of, 308-310.
Letters, notation by, 316–329.
Life insurance, 186.

Life policy, 186.

Like numbers, 10.

Linear measures, 345.
Lines, 118.

Market value of stock, 248.
Maturity of note, 219, 282.
Means, in proportion, 262.
Measurements, practical, 116-
154.

Measures, tables of, 117, 120,
136, 148, 308-314, 345-348.
Mensuration, 291-305.
Merchants' rule for partial
payments, 226.
Meridian, 273.
Meter, 306.

Metric system, 306-315.

Metric ton, 313.
Mile, 309, 346.

Mill, 306, 348.

Millimeter, 308.
Millions, 7.

Minim, 347.

Perimeter, 117, 293.

Periods of figures, 7.

Perpendicular, 118.

Personal insurance, 186, 187.

Personal property, 193.
Peseta, 105, 106, 348.

on policy, 186.

on stocks, 248, 250, 252.

Price list, 190.

Prime factor, 17.
Prime meridian, 273.
Prime number, 15, 16.

Principal, in interest, 199.

(consignor), 179.

Prism, 292-297.

Private bank, 227.

Problems in interest, 207-208.

Proceeds, net, 174, 179.

of note, 232.

Product, 12.

Profit and loss, 173-177.

Promissory notes, 216-226.
Proper fraction, 23.

Property insurance, 184, 185.
Proportion, 262-268.
Protesting a note, 218.
Protractor, 119.

Public land, 280, 281.

Quadrilaterals, 122, 123.

Quart, 345.

Quintal, 313.

Quire, 347.

Quotations, of stocks and

bonds, 257.

Quotient, 13.

Radical sign, 284.

Radius, 134.

Range, 280.

Rate, of insurance, 183.

of interest, 199.

of taxation, 193.

per cent, 162.

Ratio, 261, 262.

Real estate or real property,

193.

Ream, 347.

Receipts, 90, 92, 93.
Reciprocal, 50.

Rectangles, 122-125.

Rectangular solids, 137, 138.
Reduction, of common frac-
tions, 25-30, 84, 85.

of decimals to common frac-
tions, 73.

of denominate numbers, 99-
108.

Registered bond, 256.
Regular polygons, 291, 292.
Remainder, in division, 13.
in subtraction, 11.
Revenue, government, 196-
198.

Reviews, 7-18, 56-61, 85, 112-
115, 149-154, 171-173, 177,
178, 208, 209, 259, 260, 305,
325-344.

Rhomboid, 123.

Rhombus, 123.

Right angle, 118, 120.

Right-angled triangle, 130, 289,

290.

Similar fractions, 29.

Similar solids, 302, 303.
Similar surfaces, 300-302.
Simple denominate number,
99.

Simple interest, 199-209.
Simple proportion, 262-265.
Simplification of complex frac-
tions, 53.

Six per cent interest method,
202-206.

Sixty-day six per cent interest
method, 202-204.

Slant height, 293.
Solar year, 348.

Solids, 136-140, 292-300, 302,
303.

similar, 302, 303.
Sovereign, 105, 106, 348.
Spanish money, 105-107.
Specific duty, 197.
Specific gravity, 303, 304.
Sphere, 293, 299, 300.
Spraying plants, 321-324.
Square, of numbers, 282.

of roofing and flooring, 126.
(rectangle), 122, 291.
Square common units, 117,
130, 346.

Square metric units, 310.
Square root, 284-290.

Standard time, 278, 279.

State bank, 227.

Statements, on bills, 95.
Stationers' measures, 347.
Stere, 312.

Sterling money, 105, 106, 348.

Stock broker, 249.

Stock company, 248.
Stockholder, 249.

Stocks and bonds, 248-258.

Stone work, 144, 145.

Stub of check, 228, 229.
Subtraction, defined, 11.

of common fractions, 33-35.