Standard Arithmetic: Embracing a Complete Course for Schools and AcademiesAmerican Book Company, 1911 - 459 σελίδες |
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Σελίδα 9
... equal groups . When the number of the first groups becomes large they may be gathered into larger groups , and these again into larger groups , and so on . By general agreement the system of grouping by tens , called the decimal system ...
... equal groups . When the number of the first groups becomes large they may be gathered into larger groups , and these again into larger groups , and so on . By general agreement the system of grouping by tens , called the decimal system ...
Σελίδα 21
... equal to two or more given numbers is called Addition . 32. The result obtained by adding is called the Sum , or ... equal short horizontal lines : = . It is read equals or is equal to . Thus , 3+ 7 = 10 is read 3 plus 7 equals 10 . 21 ...
... equal to two or more given numbers is called Addition . 32. The result obtained by adding is called the Sum , or ... equal short horizontal lines : = . It is read equals or is equal to . Thus , 3+ 7 = 10 is read 3 plus 7 equals 10 . 21 ...
Σελίδα 29
... equal to 1 ten and 9 units . The 9 is therefore written under the units ' column , and the 1 is reserved to add with the tens . 1 reserved + 4 + 7 + 9 = 21 , the sum of the tens . 21 tens are equal to 2 hundreds and 1 ten . The 1 is ...
... equal to 1 ten and 9 units . The 9 is therefore written under the units ' column , and the 1 is reserved to add with the tens . 1 reserved + 4 + 7 + 9 = 21 , the sum of the tens . 21 tens are equal to 2 hundreds and 1 ten . The 1 is ...
Σελίδα 34
... equal number of pear trees ; 354 peach trees , and an equal num- ber of plum trees ; and 117 cherry trees . How many trees are there in the orchard ? 70. On June 1 , a lumber firm in Portland shipped for Boston 73,452 feet of pine ; on ...
... equal number of pear trees ; 354 peach trees , and an equal num- ber of plum trees ; and 117 cherry trees . How many trees are there in the orchard ? 70. On June 1 , a lumber firm in Portland shipped for Boston 73,452 feet of pine ; on ...
Σελίδα 39
... equal to the minuend . DRILL EXERCISES . 52. Students should practice these exercises daily until they can tell the results instantly . 1. 9+ ? 15 15-9 = ? 2. 7+ ? 17 17-7 = ? = a . = 13-8 = ? 15 6 : - 14 5 -- - = ? ? 17-9 = ? 8 + ...
... equal to the minuend . DRILL EXERCISES . 52. Students should practice these exercises daily until they can tell the results instantly . 1. 9+ ? 15 15-9 = ? 2. 7+ ? 17 17-7 = ? = a . = 13-8 = ? 15 6 : - 14 5 -- - = ? ? 17-9 = ? 8 + ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres altitude amount annuity average bank barrels of flour bill bought bushels bushels of wheat called cents a pound ciphers common fraction compound interest contained cords cost cows cube root cubic cubic foot decimal diameter discount divided dividend dollars draft earn equal exact divisor EXPLANATION expressed farm farmer feet long figures Find frustum gain gallons greatest common divisor Hence horse hundred improper fractions inches integers least common least common multiple length longitude measure merchant miles million minuend mixed numbers months multiplied paid par value payable payment piece premium prime factors purchased quarts quotient ratio receive Reduce remainder rods sell share sheep slant height sold square square miles subtracted tens term thousand tons units week weight wide worth WRITTEN EXERCISES yards
Δημοφιλή αποσπάσματα
Σελίδα 421 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Σελίδα 419 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 369 - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Σελίδα 370 - Weighted average is used in this report to indicate discharge-weighted average. It is computed by multiplying the discharge for a sampling period by the concentrations of individual constituents for the corresponding period and dividing the sum of the products by the sum of the discharges.
Σελίδα 423 - TABLE. 24 grains (gr.) = 1 pennyweight, (pwt.) 20 pennyweights = 1 ounce, (oz.) 12 ounces =1 pound. (Ib.) Apothecaries' Weight is used in compounding medicines.
Σελίδα 210 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Σελίδα 436 - If there he after payments made, compute the interest on the balance due to the next payment, and then deduct the payment as above ; and, in like manner, from one payment to another, till all the payments are absorbed ; provided the time between one payment and another be one year or more.
Σελίδα 430 - COUNTING. 12 units or things make 1 dozen. 12 dozen " 1 gross. 12 gross " 1 great gross. 20 units
Σελίδα 331 - ... subtract the product from the dividend, and to the remainder annex the next period for the next dividend.
Σελίδα 103 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.