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 36
... yards of broad- cloth worth 45 dollars , a cook stove for 23 dollars , and a pleasure carriage for 80 dollars . How much money will he have left ? Ans . 168 dollars . 6. In the year 1840 , the coinage of the United States mint was as ...
... yards of broad- cloth worth 45 dollars , a cook stove for 23 dollars , and a pleasure carriage for 80 dollars . How much money will he have left ? Ans . 168 dollars . 6. In the year 1840 , the coinage of the United States mint was as ...
Σελίδα 88
... ADDITION OF FRACTIONS . 43. Suppose we wish to add and . We know that so long as these fractions have different denominators , they cannot be added any more than pounds and yards can 88 ELEMENTARY ARITHMETIC . Addition of Fractions.
... ADDITION OF FRACTIONS . 43. Suppose we wish to add and . We know that so long as these fractions have different denominators , they cannot be added any more than pounds and yards can 88 ELEMENTARY ARITHMETIC . Addition of Fractions.
Σελίδα 89
... yards can be added together . We will therefore reduce them to a com- mon denominator . We thus obtain Now , taking their sum , we obtain 곡 궁동 , 송응용 . 15 + 28 43 = = 1 . 35 35 3 4 15 28 + + 7 5 35 35 Hence , to add fractions , we ...
... yards can be added together . We will therefore reduce them to a com- mon denominator . We thus obtain Now , taking their sum , we obtain 곡 궁동 , 송응용 . 15 + 28 43 = = 1 . 35 35 3 4 15 28 + + 7 5 35 35 Hence , to add fractions , we ...
Σελίδα 91
... yards . We therefore reduce them to a common denominator , and obtain . Now , taking their difference , we obtain --- Hence , to subtract one frac- tion from another we have this RULE . Reduce the fractions to a common denominator ...
... yards . We therefore reduce them to a common denominator , and obtain . Now , taking their difference , we obtain --- Hence , to subtract one frac- tion from another we have this RULE . Reduce the fractions to a common denominator ...
Σελίδα 119
... yards , and in one rod there are 55.5 yards . How many rods in one mile ? Ans . 320 rods . 25. If light passes 191515 miles in a second , how many seconds will it require to pass from the sun to the earth , a distance of 95500000 miles ...
... yards , and in one rod there are 55.5 yards . How many rods in one mile ? Ans . 320 rods . 25. If light passes 191515 miles in a second , how many seconds will it require to pass from the sun to the earth , a distance of 95500000 miles ...
Άλλες εκδόσεις - Προβολή όλων
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.