Ray's Elementary Arithmetic: Embracing Mental and Written Exercises, for BeginnersAmerican Book Company, 1879 - 192 σελίδες |
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Σελίδα 4
... gain from it a thorough knowledge of the fundamental rules , with some knowledge of fractions and the common tables . CINCINNATI , May . , 1879 . CONTENTS OBJECT LESSONS DEFINITIONS • NOTATION AND NUMERATION Rules . iv PREFACE .
... gain from it a thorough knowledge of the fundamental rules , with some knowledge of fractions and the common tables . CINCINNATI , May . , 1879 . CONTENTS OBJECT LESSONS DEFINITIONS • NOTATION AND NUMERATION Rules . iv PREFACE .
Σελίδα 39
... gain or lose by the bargain , and how much ? MODEL SOLUTION . EXAMPLE . - What is the difference between 934 and 576 ? SOLUTION . - Since a number can be subtracted only from another of the same kind , write the less number under the ...
... gain or lose by the bargain , and how much ? MODEL SOLUTION . EXAMPLE . - What is the difference between 934 and 576 ? SOLUTION . - Since a number can be subtracted only from another of the same kind , write the less number under the ...
Σελίδα 57
... gain ? 4119 cents . 94. By selling an acre of land for $ 47 , I lose $ 17 : how much did 208 acres cost ? $ 13312 . 95. If 237 days of a year are pleasant , and the others disagreeable , how many more pleasant than unpleasant days in 3 ...
... gain ? 4119 cents . 94. By selling an acre of land for $ 47 , I lose $ 17 : how much did 208 acres cost ? $ 13312 . 95. If 237 days of a year are pleasant , and the others disagreeable , how many more pleasant than unpleasant days in 3 ...
Σελίδα 58
... gain or lose ? Lost $ 110 . 99. The sum of three numbers is 800 ; the least is 100 , and the greatest 400 : what is the product of the three numbers ? 12000000 . 100. What is the value of 87 cords of wood at $ 9 a cord , 240 bushels of ...
... gain or lose ? Lost $ 110 . 99. The sum of three numbers is 800 ; the least is 100 , and the greatest 400 : what is the product of the three numbers ? 12000000 . 100. What is the value of 87 cords of wood at $ 9 a cord , 240 bushels of ...
Σελίδα 64
... a day : how much can one man dig ? 48. A boy had sixty - three plums , which he divided equally among nine companions : how many did each receive ? 49. If a man gain twenty - four miles in 64 RAY'S NEW ELEMENTARY ARITHMETIC.
... a day : how much can one man dig ? 48. A boy had sixty - three plums , which he divided equally among nine companions : how many did each receive ? 49. If a man gain twenty - four miles in 64 RAY'S NEW ELEMENTARY ARITHMETIC.
Συχνά εμφανιζόμενοι όροι και φράσεις
acres of land annex apiece apples barrels of flour bought bushels cents a pound ciphers cloth column common fraction Compound Numbers CONCLUSION.-Therefore containing cost decimal fraction dimes dividend Division dollars dozen eight Elem equal EXAMPLE.-What EXAMPLES farmer figure Find fourth gallons Give the rule Give the table gram greatest common divisor hektoliter Hence horses hundredths improper fraction inches kilogram least common multiple liters lower denomination lowest terms marbles Measure MENTAL EXERCISES meter Metric Metric System miles million minuend mixed number MODEL SOLUTION multiplicand Multiply OPERATION ounces pecks period pints prime factors proper fraction quarts QUESTIONS FOR REVIEW quotient Reduce the following remainder rods sheep simple numbers square yards subtrahend sugar tens tenths third thousand thousandths three-dollar piece Troy Weight whole number wide worth Write
Δημοφιλή αποσπάσματα
Σελίδα 118 - Thirty days hath September, April. June, and November; All the rest have thirty.one, Save February, which alone Hath twenty.eight; and one day more We add to it one year in four.
Σελίδα 142 - Mnltiple of two or more numbers is the least number that can be divided by each of them without a remainder ; thus 30 is the least common multiple of 10 and 15.
Σελίδα 180 - Measures of Length 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) Measures of Surface 100 sq.
Σελίδα 167 - 6 27 685 The denominator to a decimal fraction, although not ex-f pressed, is always understood, and is 1 with as many ciphers annexed as there are places in the numerator.
Σελίδα 171 - RULE. Multiply as in whole numbers, and from the right hand of the product point off as many figures for decimals as there are decimal places in both factors.
Σελίδα 110 - Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30j square yards = 1 square rod (sq.
Σελίδα 157 - Now .} of f- is a compound fraction, whose value is found by multiplying the numerators together for a new numerator, and the denominators for a new denominator.
Σελίδα 117 - TABLE. 60 seconds (sec.) make 1 minute, marked min. 60 minutes 1 hour, hr. 24 hours 1 day, da.
Σελίδα 179 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Σελίδα 54 - Begin at the right and multiply each figure of the multiplicand by each successive figure of the multiplier, placing the right.hand figure of each partial product directly under the figure used as a multiplier.