The Teachers' Assistant: Or a System of Practical Arithmetic |
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Page 8
... hand representing one or more units , the next tens , the next hundreds , & c . Thus a 1 is one unit , or one ten , or one hundred , & c . according to the place in which it stands ; and in like manner , a 2 is two units , or two tens ...
... hand representing one or more units , the next tens , the next hundreds , & c . Thus a 1 is one unit , or one ten , or one hundred , & c . according to the place in which it stands ; and in like manner , a 2 is two units , or two tens ...
Page 10
... hand figure only , and add the number expressed by its left hand figure or figures into the next coluni . The whole amount of the last column must be set down . PROOF . Perform the addition downwards . 4 1 3 3 EXAMPLES . 4 8 3 2 5130 4 ...
... hand figure only , and add the number expressed by its left hand figure or figures into the next coluni . The whole amount of the last column must be set down . PROOF . Perform the addition downwards . 4 1 3 3 EXAMPLES . 4 8 3 2 5130 4 ...
Page 14
... hand figure or figures of the multiplicand . Then , beginning with the units , multiply all the figures of the multiplicand , in succession , and set down the several products . But it either of the products ( except the last ) be 14 ...
... hand figure or figures of the multiplicand . Then , beginning with the units , multiply all the figures of the multiplicand , in succession , and set down the several products . But it either of the products ( except the last ) be 14 ...
Page 15
... hand figure only , and add its left hand figure or figures to the next product . - The whole of the last product must be set down . PROOF . Multiply by double the multiplier , and the product will be double the former product . EXAMPLES ...
... hand figure only , and add its left hand figure or figures to the next product . - The whole of the last product must be set down . PROOF . Multiply by double the multiplier , and the product will be double the former product . EXAMPLES ...
Page 18
... hand figure or figures of the dividend . * If it be con- tained an exact number of times , set down that number ; and then see how often it is contained in the next figure . But if it be contained any number of times with a remainder ...
... hand figure or figures of the dividend . * If it be con- tained an exact number of times , set down that number ; and then see how often it is contained in the next figure . But if it be contained any number of times with a remainder ...
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Common terms and phrases
15 yards 2qrs 3qrs acres aliquot amount annuity annum answer Bought Bring bushels casks cent to cents cents per lb ciphers common difference compound interest contained cube root decimal divide dividend divisor dollars per cent dols drams DRY MEASURE English ells EXAMPLES Facit farthings Federal Money fourths furlongs gain gallons given number given sum hogsheads hundred weight improper fraction inches merchant miles millions mixed number months Multiply nails neat weight Note number of terms Oqrs ounces paid pecks pence Pennsylvania currency penny pennyweights pieces pint pounds present worth principal PROOF quarters quarts quotient rate per cent Reduce remainder Result roods Rule of Three shillings sold square root sterling Subtract sum or quantity TABLE tare thousand TROY WEIGHT tuns VULGAR FRACTIONS whole number yards cost yards of cloth yards of linen yards of muslin
Popular passages
Page 173 - When the two extremes and number of terms are given, to find the common difference. RULE. Divide the difference of the extremes by the number of terms, less one; the quotient will be the common difference.
Page 170 - ... cents for every day he was idle ; at settlement he received 5 dollars. How many days did he work. and how many days was he idle ? Ans.
Page 190 - Feet multiplied by feet, give feet. Feet multiplied by inches, give inches. Feet multiplied by seconds, give seconds. Inches multiplied by inches, give seconds. Inches multiplied by seconds, give thirds. Seconds multiplied "by seconds, give fourths.
Page 99 - RULE.* Multiply the principal by the 'rate per cent, and divide the product by 100: the quotient will be the interest for 1 year.
Page 37 - TIME. 60 seconds (sec.} make - 1 minute min. 60 minutes « - - - 1 hour H. 24 hours - - . • - 1 day D.
Page 132 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Page 131 - Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
Page 169 - Suppose two numbers, and work with each agreeably to the tenor of the question, noting the errors of the results : multiply the errors of each operation into the supposed number of the other ; then, If the errors be alike, i.
Page 129 - The number above the line is called the numerator, and that below the line the denominator. The denominator...
Page 155 - INVOLUTION, OR THE RAISING OF POWERS. A power is the product arising from multiplying any given number into itself continually a certain number of times ; thus, 2x2= 4 the second power or square of 2.