The Model Mental Arithmetic: Containing Oral Exercises for Graded and Grammar SchoolsEldredge & Brother, 1876 - 184 σελίδες |
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Σελίδα 7
... called Whole Numbers , or Integral Numbers . 5. A Concrete Number is a number whose units are named . Thus , one yard , nine pens , twelve eggs are concrete numbers . 7 6. An Abstract Number is a number whose units are -Integers SECT ...
... called Whole Numbers , or Integral Numbers . 5. A Concrete Number is a number whose units are named . Thus , one yard , nine pens , twelve eggs are concrete numbers . 7 6. An Abstract Number is a number whose units are -Integers SECT ...
Σελίδα 9
... called one . A collection of ten ones considered as a single group is called one ten . A collection of ten tens considered as a single group is called one hundred . Ten hundreds taken together are called one thousand ; ten NOTATION AND ...
... called one . A collection of ten ones considered as a single group is called one ten . A collection of ten tens considered as a single group is called one hundred . Ten hundreds taken together are called one thousand ; ten NOTATION AND ...
Σελίδα 10
... called one thousand ; ten thousands are called one ten - thousand ; ten ten- thousands are called one hundred - thousand ; etc. 17. A group of a thousand ones is called a thousand ; a group of a thousand thousands is called a million ...
... called one thousand ; ten thousands are called one ten - thousand ; ten ten- thousands are called one hundred - thousand ; etc. 17. A group of a thousand ones is called a thousand ; a group of a thousand thousands is called a million ...
Σελίδα 14
... called the Decimal System , from the Latin word decem , which signifies ten . 48. A Scale in arithmetic is a succession of units in- creasing and decreasing in value according to a fixed law . 49. A Decimal Scale is a scale in which the ...
... called the Decimal System , from the Latin word decem , which signifies ten . 48. A Scale in arithmetic is a succession of units in- creasing and decreasing in value according to a fixed law . 49. A Decimal Scale is a scale in which the ...
Σελίδα 17
... called Parts . Thus , 5 days , 7 days , and 9 days are the parts whose sum is 21 days . The sum always contains as many units as are in all the parts taken together . 56. The Sign of Addition is a short upright cross , + . It is named ...
... called Parts . Thus , 5 days , 7 days , and 9 days are the parts whose sum is 21 days . The sum always contains as many units as are in all the parts taken together . 56. The Sign of Addition is a short upright cross , + . It is named ...
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The Model Mental Arithmetic; Containing Oral Exercises for Graded and ... Edgar Arthur Singer Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2011 |
Συχνά εμφανιζόμενοι όροι και φράσεις
12 cents acres amount Analysis apples bought brokerage bushels cents a pound changed ciphers common divisor common fraction contained cords cost cows cubic decimal places decimal units Denominate Number denotes difference dimes divided dividend dollars dozen dry measure earn eighths equal Exercises expressed farmer feet fifths foot fourths fractional unit gain gallons greatest common divisor grocer Hence hundred hundredths improper fraction inches integer interest of $50 invested least common denominator least common multiple least number less loss measures miles mills minuend mixed number Model multiplied orders of units ounces paid pecks pennyweights Percentage piece pints present worth prime factors Principles quarts quotient rate of premium receive remainder reverse rods shares sixths sold subtract subtrahend tens tenths thousandths Troy weights True Discount units or denominations weeks weight yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 138 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 365 days = 1 common year (yr.) 366 days = 1 leap year About 30 days = 1 month (mo.) 12 months = 1 year VALUE 10 cents (ct.
Σελίδα 133 - 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.
Σελίδα 137 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Σελίδα 79 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 136 - Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.
Σελίδα 136 - Table. 16 drams (dr.) are 1 ounce, oz. 16 ounces, 1 pound, Ib. 100 pounds, 1 hundred-weight, cwt. 20 hundred-weight, . 1 ton, T.
Σελίδα 133 - TABLE. 12 inches (in.) are 1 foot, ft. 3 feet " 1 yard, yd. 5$ yds., or 16| ft.
Σελίδα 73 - If both the numerator and the denominator of a fraction are multiplied by the same number, or divided by the same number, the value of the fraction is not changed.
Σελίδα 178 - A can do a piece of work in 3 days, B in 4 days, and C in 6 days : in what time will they do it, working together ? 65.
Σελίδα 83 - To reduce two or more fractions to a common denominator. A Common Denominator is a denominator common to two or more fractions 1. Reduce ? and 7, to a common denominator.