# Practical and Mental Arithmetic: Designed Principally to Accompany Daboll's System of Arithmetic (and Equally Adapted to Any Other) : Containing in a Catechetical Method, All His Rules ...

Printed at the Microcosm Office, 1826 - 107 páginas

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### Contenido

 Sección 1 i Sección 2 ii Sección 3 iii Sección 4 12 Sección 5 15 Sección 6 38 Sección 7 53
 Sección 8 60 Sección 9 65 Sección 10 70 Sección 11 86 Sección 12 97 Sección 13 98 Sección 14 99

### Pasajes populares

Página ii - In conformity to the Act of Congress of the United States, entitled, " An Act for the encouragement of Learning, by securing the copies of Maps, Charts, and Books, to the authors and proprietors of such copies, during the time therein mentioned.
Página 89 - I demand the sum of their squares, and the cube of their difference ? 19. Suppose there is a mast erected, so that % of its length stands in the ground, 12 feet of it in the water, a,nd £• of its length in the air, or above water; I demand the whole length ? . Ans. 216 feet. Jlns. the sum of-their squares is 3341. The cube of Jheir difference is 1331. 20. What difference is there between
Página 14 - Flemish ell, yard, quarter of a yard, and nail. 4 nails (na.) make 1 quarter of a yard qr. 4 quarters - - - 1 yard - - - - yd. 3 quarters - - - 1 ell Flemish - - E.
Página 38 - DIVISION is the process of finding how many times one number is contained in another.
Página 45 - We have seen that multiplying by a whole number is taking the multiplicand as many times as there are units in the multiplier.
Página 16 - Time. 60 seconds (S.) make 1 minute, marked M. 60 minutes, 1 hour, h. 24 hours, 1 day, d. 7 days, . 1 week, w. 4 weeks, 1 month, mo. 13 months, 1 day and 6 hours, 1 Julian year, yr.
Página 88 - Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator.
Página 90 - The third part of an army was killed, the fourth part taken prisoners, and 1000 fled ; how many were in this army,. ho.w many killed, and how many captives ? 13* Thomas sold 150 pine apples at33| cents a piece, and received as much money as Harry received for a certain .number of water-mellons, which he sold at 25 cents a piece; how much money did each receive, and how many mellons had Harry ? diws.
Página 93 - Multiply the given number into itself, till it is taken as a factor, as many times as there are units in the index of the power to which the number is to be raised.
Página 90 - A gentleman left his son a fortune, } of which he spent in three months...