The North American Practical School Arithmetic: Particularly Adapted to the Mercantile, Mechanical, and Agricultural Business of the United States

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Leavitt & Allen, 1858 - Arithmetic - 252 pages

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Page 41 - To reduce a mixed number to an improper fraction. RULE. — Multiply the whole number by the denominator of the fraction, and to the product add the numerator for a new numerator, under which draw a line and place the denominator. EXAMPLES. 9. Reduce 2| to an improper fraction.
Page 137 - 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.
Page 9 - Los números cardinales 0: zero 1: one 2: two 3: three 4: four 5: five 6: six 7: seven 8: eight 9: nine 10: ten 11: eleven 12: twelve 13: thirteen 14: fourteen 15: fifteen 16: sixteen 17: seventeen 18: eighteen 19: nineteen 20: twenty...
Page 32 - RULE. Divide as in whole numbers, and from the right hand of the quotient point off as many places for decimals as the decimal places in the dividend exceed those in the divisor.
Page 41 - To reduce an improper fraction to a whole or mixed number, — RULE : Divide the numerator by the denominator ; the quotient will be the whole or mixed number.
Page 215 - PROBLEM I. The first term, the last term, and the number of terms being given, to find the sum of all the terms.
Page 214 - ... dollars. How many days did he work, and how many days was he idle ? Ans.
Page 44 - Reduce compound fractions to simple ones, and mixt numbers to improper fractions ; then multiply the numerators together for a new numerator, and the denominators for. a new denominator.
Page 191 - Pythagoras' theorem states that the square of the length of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the lengths of the other two sides.
Page 213 - If the errors are alike, divide the difference of the products by the difference of the errors, and the quotient will be the answer.

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