Practical and Mental Arithmetic on a New Plan: In which Mental Arithmetic is Combined with the Use of the Slate ...Roe Lockwood, 1831 - 268 σελίδες |
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Σελίδα iv
... tables , extending to the Appendix . The necessity of impressing these tables on the minds of pupils at an early age is sufficiently obvious . When the pupil is perfect master of this course , as will , most probably , be the case after ...
... tables , extending to the Appendix . The necessity of impressing these tables on the minds of pupils at an early age is sufficiently obvious . When the pupil is perfect master of this course , as will , most probably , be the case after ...
Σελίδα vi
... tables are practically illustrated , previ- ously and subsequently to their insertion . 9. As this mode of teaching recognises no authority but that of reason , it was found necessary to illustrate the rule for the extraction of the ...
... tables are practically illustrated , previ- ously and subsequently to their insertion . 9. As this mode of teaching recognises no authority but that of reason , it was found necessary to illustrate the rule for the extraction of the ...
Σελίδα viii
... early ripe , while the more advanced parts of it may try the energies of the most vigorous and matured understanding " January 1829 THE AUTHOR Addition , Bubtraction , Multiplication , Division , TABLE OF viii PREFACE .
... early ripe , while the more advanced parts of it may try the energies of the most vigorous and matured understanding " January 1829 THE AUTHOR Addition , Bubtraction , Multiplication , Division , TABLE OF viii PREFACE .
Σελίδα 1
... TABLE OF CONTENTS . SIMPLE NUMBERS . Mental Exercises . • • · • Page . 5 9 13 15 Mental Exercises combined with ... Tables of Money , Weight , Measure , & c Compound Addition , Compound Subtraction , Compound Multiplication , Compound ...
... TABLE OF CONTENTS . SIMPLE NUMBERS . Mental Exercises . • • · • Page . 5 9 13 15 Mental Exercises combined with ... Tables of Money , Weight , Measure , & c Compound Addition , Compound Subtraction , Compound Multiplication , Compound ...
Σελίδα 2
... Table of Notation , Addition of Decimals , Subtraction of Decimals , Multiplication of Decima.s , Division of Decimals , · · · · · 119 121 122 122 124 125 · 126 128 129 130 133 134 135 137 140 141 To change Vulgar or Common Fractions to ...
... Table of Notation , Addition of Decimals , Subtraction of Decimals , Multiplication of Decima.s , Division of Decimals , · · · · · 119 121 122 122 124 125 · 126 128 129 130 133 134 135 137 140 141 To change Vulgar or Common Fractions to ...
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12 leaves 50 cents acres amount annexing apiece apples barrel bbls bushels of rye called ciphers cloth cost common divisor common fraction compound interest contained cord feet corn cube root currency decimal places Denom derive the following dimes divide dividend divisor and quotient dollars equal example Exercises farthings federal money feet long feet wide following RULE gain gallons gals gills give greatest common divisor hence hogshead hundred hundredths illustrations we derive improper fraction least common denominator least common multiple length lowest terms merator miles mills mixed number molasses months multiplicand multiply OPERATION oranges ounces payment pence pints pound present worth proceed proportion pupil pwts quantity quarts ratio Reduce remainder shillings Slate solid feet square feet square rods square root subtract units whole number write yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 21 - Decedents," and to repeal said original sections, -and to repeal sections one (1), two (2), three (3), four (4), five (5), six (6), seven...
Σελίδα 242 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Σελίδα 246 - Divide the difference of the extremes by the common difference, and the quotient, increased by 1 , will be the answer.
Σελίδα 53 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Σελίδα 79 - In 3 ? In 4 ? In 5 ? In 6? In 7? In 8? In 9? In 10? In 20?
Σελίδα 71 - TABLE. 4 nails, (na.) or 9 inches, make 1 quarter, marked qr. 4 quarters, or 36 inches, - 1 yard, - - - - yd. 3 quarters, ------ 1 ell Flemish, - - E. Fl 5 quarters, ------ 1 ell English, - - EE 6 quarters, ------ 1 ell French, - - E. Fr 27.
Σελίδα 197 - COMPUTE the interest on the principal sum, from the time when the interest commenced to the first time when a payment was made, which exceeds either alone or in conjunction with the preceding payments (if any) the interest at that time due: add that interest to the principal, and from the sum subtract the payment made at that time, together with the preceding payments (if any) and the remainder forms a new principal ; on which, compute and subtract the interest, as upon the first principal: and proceed...
Σελίδα 245 - Hence, when the common difference, the first term, and tb^ number of terms, are given, to find the last term. — Multiply the common difference by the number of terms, less 1, and add the first term to the product.
Σελίδα 256 - When the hypotheouse and one leg are given, to find the other leg ; — From the square of the hypothenuse subtract the square of the given leg, and the square root of the remainder will be the other.
Σελίδα 83 - TABLE. . •„,..., 4 farthings (qrs.) make 1 penny, marked d. 12 pence - - - - 1 shilling, - - s. 20 shillings - - - - 1 pound, - - £. Note.