The Model Mental Arithmetic: Containing Oral Exercises for Graded and Grammar SchoolsEldredge & Brother, 1876 - 184 σελίδες |
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Σελίδα 3
... difference between oral and written arithmetic is , that oral or mental arithmetic implies the performance of compu- tations without the aid of written operations or solutions ; hence , the arrangement of topics presented in the Written ...
... difference between oral and written arithmetic is , that oral or mental arithmetic implies the performance of compu- tations without the aid of written operations or solutions ; hence , the arrangement of topics presented in the Written ...
Σελίδα 23
... difference of their ages ? 8. What is the unit of 17 years ? Of 8 years ? Are the units of 17 years and 8 years like , or unlike ? 9. Can 8 years be taken from 17 years ? What is the difference between 17 years and 8 years ? 10. What is ...
... difference of their ages ? 8. What is the unit of 17 years ? Of 8 years ? Are the units of 17 years and 8 years like , or unlike ? 9. Can 8 years be taken from 17 years ? What is the difference between 17 years and 8 years ? 10. What is ...
Σελίδα 24
... difference between them , or to find the remainder of the larger after taking away the smaller . Definitions . 64. Subtraction is the process of taking one of two numbers from the other . 65. The Difference , or Remainder , is the num ...
... difference between them , or to find the remainder of the larger after taking away the smaller . Definitions . 64. Subtraction is the process of taking one of two numbers from the other . 65. The Difference , or Remainder , is the num ...
Σελίδα 25
... difference in their ages ? 5. If a dressmaker earns 12 dollars a week , and spends 7 dollars , how much does she save ? 71. Analysis . — If a dressmaker earns 12 dollars a week , and spends 7 dollars , she saves the difference between ...
... difference in their ages ? 5. If a dressmaker earns 12 dollars a week , and spends 7 dollars , how much does she save ? 71. Analysis . — If a dressmaker earns 12 dollars a week , and spends 7 dollars , she saves the difference between ...
Σελίδα 26
... difference between 14 cents and 3 cents , which is 11 cents ; and if she then spent 5 cents more for a pencil , she had left the difference between 11 cents and 5 cents , which is 6 cents . 22. From a bin containing 16 bushels were sold ...
... difference between 14 cents and 3 cents , which is 11 cents ; and if she then spent 5 cents more for a pencil , she had left the difference between 11 cents and 5 cents , which is 6 cents . 22. From a bin containing 16 bushels were sold ...
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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.