# Elements of Arithmetic: For Primary and Intermediate Classes in Public and Private Schools

American Book Company, 1893 - 240 σελίδες

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### Περιεχόμενα

 EXERCISES ON NUMBERS 1 to 100 9 NOTATION AND NUMERATION 78 Notation and Numeration of United States Money 85 Roman Notation 87 ADDITION 89 SUBTRACTION 95 Review 99 MULTIPLICATION 102
 Reduction 151 Addition 156 Subtraction 159 Multiplication 162 Division 169 Aliquot Parts 179 Review 182 DECIMAL FRACTIONS 188

 Review 114 Division 119 Review 130 FACTORING 138 Tests of Divisibility 140 Cancellation 141 FRACTIONS 145
 Subtraction 194 Accounts and Bills 201 Measures of Volume 207 Reduction 214 Practical Measurements 221 GENERAL REVIEW 229 Πνευματικά δικαιώματα

### Δημοφιλή αποσπάσματα

Σελίδα 206 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Σελίδα 209 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 210 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Σελίδα 125 - If there is a remainder after the last division, write it after the quotient, or with the divisor under it as part of the quotient. PROOF. — Multiply the divisor by the quotient, and to the product add the remainder, if any. If the work is correct, the result will equal the dividend.
Σελίδα 119 - The Dividend is the number to be divided. The Divisor is the number by which we divide.
Σελίδα 209 - Weight This is used to. some extent in filling prescriptions. The grain, ounce, and pound are the same as in troy weight, but the ounce is divided differently. 20 grains (gr.) = 1 scruple . . . sc. or 3 3 scruples = 1 dram . . . dr. or 3 8 drams = 1 ounce . . . oz. or 5 12 ounces = 1 pound . . . Ib. or ft Apothecaries...
Σελίδα 198 - Before commencing the division, the number of decimal places in the dividend should be made at least equal to the number of decimal places in the divisor. 3. When there is a remainder after using all the figures of the dividend, annex decimal ciphers and continue the division.
Σελίδα 87 - When a letter is placed before another of greater value, its value is to be taken from that of the greater. Thus, IX represents nine, XL forty, CD four hundred.
Σελίδα 205 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30| square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.