The Model Mental Arithmetic: Containing Oral Exercises for Graded and Grammar SchoolsEldredge & Brother, 1876 - 184 σελίδες |
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Σελίδα 9
... groups of ten each ? In four groups ? In six ? Eight ? Nine ? 4. How many single things , or units , are in ten groups of ten single things each ? In ten groups and one group of ten each ? In ten groups and five groups ? 15. In naming ...
... groups of ten each ? In four groups ? In six ? Eight ? Nine ? 4. How many single things , or units , are in ten groups of ten single things each ? In ten groups and one group of ten each ? In ten groups and five groups ? 15. In naming ...
Σελίδα 10
... group of a thousand ones is called a thousand ; a group of a thousand thousands is called a million ; a group of a thousand millions is called a billion ; etc. 18. Orders of Units are kinds or classes of units formed by grouping ...
... group of a thousand ones is called a thousand ; a group of a thousand thousands is called a million ; a group of a thousand millions is called a billion ; etc. 18. Orders of Units are kinds or classes of units formed by grouping ...
Σελίδα 45
... groups of 7 blocks each , how many groups will there be ? Why ? 9. 42 apples were divided among some boys so that each boy had 6 apples . How many boys were there ? 10. How many times are 6 days contained in 48 days ? 48 days contain 8 ...
... groups of 7 blocks each , how many groups will there be ? Why ? 9. 42 apples were divided among some boys so that each boy had 6 apples . How many boys were there ? 10. How many times are 6 days contained in 48 days ? 48 days contain 8 ...
Σελίδα 48
... groups ? Into 6 groups ? 14. If 21 blocks are divided into 3 equal groups , what part of 21 blocks is in each group ? How many are in each part ? 15. If 6 tons of coal cost 42 dollars , what is the cost per ton ? 106. Analysis . If 6 ...
... groups ? Into 6 groups ? 14. If 21 blocks are divided into 3 equal groups , what part of 21 blocks is in each group ? How many are in each part ? 15. If 6 tons of coal cost 42 dollars , what is the cost per ton ? 106. Analysis . If 6 ...
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The Model Mental Arithmetic; Containing Oral Exercises for Graded and ... Edgar Arthur Singer Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2011 |
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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.