Practical arithmetic for senior classes

Contents

 Arithmetical Tables 7 Decimal Fractions 51 Continued Fractions 76 Allowances on Goods 90 Compound Proportion 103
 Discount 124 Distributive Proportion 137 Involution 154 Scales of Notation 168 Miscellaneous Exercises 186

Popular passages

Page 92 - Proportional, when the ratio of the first to the second is equal to the ratio of the second to the third.
Page 22 - To reduce fractions to their lowest terms. A fraction is in its lowest terms when its numerator and denominator are prime to each other; that is, when both terms have no common divisor. 1. Reduce the fraction -|| to its lowest terms.
Page 22 - We have seen in the preceding exercise that we may divide both the numerator and the denominator of a fraction by the same number without changing the value of the fraction.
Page 55 - Multiply as in the multiplication of integers, and point off" as many decimal places in the product as there are decimal places in both multiplicand and multiplier.
Page 94 - Three numbers may be in proportion when the first is to the second as the second is to the third.