The elements of arithmetic

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Pàgina 66 - To reduce a mixed number to an improper fraction, Multiply the whole number by the denominator of the fraction, and to the product add the numerator; under this sum write the denominator.
Pàgina 88 - 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.
Pàgina 101 - Apothecaries' Weight 20 grains (gr.) = 1 scruple (3) 3 scruples = 1 dram (3) 8 drams = 1 ounce ( 3 ) 12 ounces =; 1 pound (ft...
Pàgina 87 - 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.
Pàgina 25 - A, from A to B, from B to C, and from C to...
Pàgina 45 - II.: if the remainder thus increased be greater than the divisor, find how many times the divisor is contained in it...
Pàgina 69 - To reduce a compound fraction to an equivalent single one. RULE. — Multiply all the numerators together for the numerator, and all the denominators together for the denominator, and they will form the fraction required.
Pàgina 87 - Multiply as in whole numbers, and point off as many figures for decimals, in the product, as there are decimals in the multiplicand and multiplier.
Pàgina 47 - When the divisor is 10, 100, 1000, fyc., cut off as many figures from the right hand of the dividend as there are ciphers in the divisor; the other figures of the dividend will be the quotient, and the figures cut off will be the remainder.
Pàgina 100 - Drams make 1 Ounce 1 oz. 16 Ounces 1 Pound 1 Ib. 28 Pounds 1 Quarter 1 qr. 4 Quarters 1 Hundredweight... 1 cwt. 20 Hundredweights 1 Ton 1 Ton. In general, 1 Stone (1 st.) = 141bs. Avoirdupois, but for butchers* meat or fish, 1 Stone = 8 Ibs.

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