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

Leavitt & Allen, 1858 - 252 σελίδες

### Τι λένε οι χρήστες -Σύνταξη κριτικής

Δεν εντοπίσαμε κριτικές στις συνήθεις τοποθεσίες.

### Δημοφιλή αποσπάσματα

Σελίδα 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.
Σελίδα 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.
Σελίδα 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...
Σελίδα 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.
Σελίδα 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.
Σελίδα 215 - PROBLEM I. The first term, the last term, and the number of terms being given, to find the sum of all the terms.
Σελίδα 214 - ... dollars. How many days did he work, and how many days was he idle ? Ans.
Σελίδα 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.
Σελίδα 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.
Σελίδα 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.