Texto en inglés

Incluye índice: páginas [IX]-XIII

Contiene: Revision of the four rules for simple quantities.-- Miscellaneous examples I. Simple quantities.-- Compound quantities.-- Use of signs and symbols.-- Factors. Prime numbers. Highest common factor. Lowest common multiple. Fractions.-- Fractions continued. Compound quantities.-- Miscellaneous examples II.-- The unitary method.-- Decimals.-- Decimal reduction of compound quantities.-- Decimal approximations.-- Some applications of decimal processes.-- Easy problems.-- Miscellaneous examples III.-- Square root.-- Areas and volumes.-- Graphs.-- Ratio and proportion.-- Miscellaneous examples IV. Exercises for revision.-- Percentages.-- Interest and discount.-- Stocks and shares.-- Miscellaneous examples V. Exercises for revision.-- Continued fractions. Further notes on approximate methods.-- Logarithms.-- Miscellaneous examples VI.-- Examples in mensuration.-- Miscellaneous examples VII