An Elementary Arithmetic Designed for Academies and Schools: Also Serving as an Introduction to the Higher ArithmeticD. Appleton & Company, 1851 - 347 σελίδες |
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Σελίδα 32
... added 10 tens to the 5 of the minuend , we restore the balance by adding 1 hundred to the 9 of the subtrahend , making 10 But we cannot subtract 10 from 0. Then we add 10 hundred to the 0 , and say 10 from 10 leaves 0. Before ...
... added 10 tens to the 5 of the minuend , we restore the balance by adding 1 hundred to the 9 of the subtrahend , making 10 But we cannot subtract 10 from 0. Then we add 10 hundred to the 0 , and say 10 from 10 leaves 0. Before ...
Σελίδα 33
... added to the subtrahend must equal the minuend . ( 7. ) 78543 ( 8. ) ( 9. ) 612045 9345678201 23056 137891 3279609167 Differences . 55487 474154 6066069034 Proofs . 78543 612045 9345678201 10. From seven million three hundred and sixty ...
... added to the subtrahend must equal the minuend . ( 7. ) 78543 ( 8. ) ( 9. ) 612045 9345678201 23056 137891 3279609167 Differences . 55487 474154 6066069034 Proofs . 78543 612045 9345678201 10. From seven million three hundred and sixty ...
Σελίδα 35
... added during these 10 years , and how many additional miles of road were added ? Ans . { 3413 post offices . 31166 miles of road . 25. In 1840 the population of New York was 2428921 SUBTRACTION . 35.
... added during these 10 years , and how many additional miles of road were added ? Ans . { 3413 post offices . 31166 miles of road . 25. In 1840 the population of New York was 2428921 SUBTRACTION . 35.
Σελίδα 40
... adding the 2 tens reserved , we have 29 tens , which are equal to 2 hundreds and 9 tens . Write down the 9 under the tens ' column , and reserve the 2 to carry to the hundreds . Finally , multiplying the 6 by 3 , we have 18 hundreds ...
... adding the 2 tens reserved , we have 29 tens , which are equal to 2 hundreds and 9 tens . Write down the 9 under the tens ' column , and reserve the 2 to carry to the hundreds . Finally , multiplying the 6 by 3 , we have 18 hundreds ...
Σελίδα 42
... adding , thus : 697 697 697 2091 And it is obvious that all questions of multiplication may be performed by addition : Hence , multiplication is sometimes defined as being a con- cise way of performing several additions . NOTE . - When ...
... adding , thus : 697 697 697 2091 And it is obvious that all questions of multiplication may be performed by addition : Hence , multiplication is sometimes defined as being a con- cise way of performing several additions . NOTE . - When ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres amount annex arithmetical progression balance barrels bushels called ciphers coin column compound contained copper cords cost cube root cubic feet cubic inches currency decimal fraction decimal point denominate number denote diameter discount divide dividend division equal equivalent fractions EXAMPLES expressed factors farthings Federal money foot gallon geometrical progression give gold grains greatest common divisor Hence hogsheads hundred improper fraction indorsement last term least common denominator least common multiple length lowest terms MEASURE method miles mills minuend mixed number months multiplicand Multiply number of days number of terms numerator and denominator obtain OPERATION ounces payment pence pounds present worth quantities quotient rate per cent ratio rectangles Reduce remainder Repeat the Rule rods Sextillions shilling tea side silver slabs sought square feet square root subtract subtrahend tens third term thousands tiply trial divisor Troy Weight units vulgar fraction weight whole number yards
Δημοφιλή αποσπάσματα
Σελίδα 111 - When a decimal number is to be divided by 10, 100, 1000, &c., remove the decimal point as many places to the left as there are ciphers in the divisor, and if there be not figures enough in the number, prefix ciphers.
Σελίδα 107 - 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 237 - If there be 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 78 - Then multiply all the numerators together for a new numerator, and all the denominators together for a new denominator...
Σελίδα 151 - Place the remainder under the column added, and carry the quotient to the next column.
Σελίδα 29 - EXAMPLES. 1. In which no figure of the subtrahend is larger than the corresponding figure in the minuend. From 796 subtract 375.
Σελίδα 330 - To find the area of a trapezoid. RULE. Multiply half the sum of the two parallel sides by the perpendicular distance between them : the product will be the area.
Σελίδα 112 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Σελίδα 108 - ... it follows, that in division the decimal places of the dividend must be equal to the number of places in the divisor and quotient taken together. Hence, the number of decimal places in the quotient must equal the excess of those in the dividend above those in the divisor.
Σελίδα 107 - In multiplication of decimals, we know that the number of decimal places in the product is equal to the sum of those in both the factors.