A New System of Mental Arithmetic ...Author, and published, 1837 - 173 σελίδες |
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Σελίδα 36
... annexed to it , convert that fractional part into its proper value of a pound . 98 yards at 13s . 4d . 6s . 8d . £ 98 10s . 32 16 8 Answer , £ 65 13s . 4d . 8474 lb. at 168 . Answer , £ 677 16s . 7683 yards at 15s . Answer , £ 576 13s ...
... annexed to it , convert that fractional part into its proper value of a pound . 98 yards at 13s . 4d . 6s . 8d . £ 98 10s . 32 16 8 Answer , £ 65 13s . 4d . 8474 lb. at 168 . Answer , £ 677 16s . 7683 yards at 15s . Answer , £ 576 13s ...
Σελίδα 70
... annexed to 136 , it requires that there shall be two more whole numbers in the root than the above , and the rest will remain as decimals ; therefore , 1166,19038 is the square root required . EXAMPLES . What is the square root of 17300 ...
... annexed to 136 , it requires that there shall be two more whole numbers in the root than the above , and the rest will remain as decimals ; therefore , 1166,19038 is the square root required . EXAMPLES . What is the square root of 17300 ...
Σελίδα 78
... annexing ciphers to the right hand of them , because , when they are pointed off in this manner from the right hand , as is customary in this rule , the first point will fall on the unit's place of the whole number . Having thus pointed ...
... annexing ciphers to the right hand of them , because , when they are pointed off in this manner from the right hand , as is customary in this rule , the first point will fall on the unit's place of the whole number . Having thus pointed ...
Σελίδα 83
... annexing of ciphers , in order to make decimals consist of three places , or as many places as are divisible by 3 , is ... annexed to it , we should have for its root 1587401 ; the cube of which is 004 , instead of 4 . Again ; put two ...
... annexing of ciphers , in order to make decimals consist of three places , or as many places as are divisible by 3 , is ... annexed to it , we should have for its root 1587401 ; the cube of which is 004 , instead of 4 . Again ; put two ...
Σελίδα 96
... annexed to the pounds will be the answer . EXAMPLES . What is the value of 40 yards at 1s . 24d . ? Here 40 2 score , or } Hence £ 14 = £ 2 9s . 2d . the answer . 6 What is the value of 80 yards at 2s . 74d . ? Answer , £ 10 8s . 4d ...
... annexed to the pounds will be the answer . EXAMPLES . What is the value of 40 yards at 1s . 24d . ? Here 40 2 score , or } Hence £ 14 = £ 2 9s . 2d . the answer . 6 What is the value of 80 yards at 2s . 74d . ? Answer , £ 10 8s . 4d ...
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12 per cent acres aliquot annexed annum answered mentally barley corns brought to farthings ciphers compound interest consequently cost price cube root deducted denominator difference dividend DIVISIONAL PROCESSES divisor doubling the right drams dwts ell English equal figure and fraction find the product find the value gain per cent gallons given number grains highest number hundreds last right hand left hand figure lowest terms mental calculation minutes multiplicand Multiply the given namely number of digits number of farthings number of figures number of months number of pounds number of shillings numeration table observe the following ounces pounds sterling principal put proceed put to interest quantity quotient rate per cent reader reduce remainder right hand figure selling price shews shillings and pence subtract Suppose tenpences three figures three left hand three right hand tons troy vulgar fraction weeks whole number yard cost yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 161 - Time, in advance, behind him hides his wings, And seems to creep, decrepit with his age ; Behold him, when past by ; what then is seen, But his broad pinions swifter than the winds ? And all mankind, in contradiction strong, Rueful, aghast ! cry out on his career.
Σελίδα 21 - Divide the numerator of the dividend by the numerator of the divisor.
Σελίδα 135 - If the price be an even number of shillings under 20 — multiply the quantity by half the number, doubling the first figure of the product for shillings, and the rest will be pounds.
Σελίδα 1 - ... and is called the denominator. The number above the line is called the numerator, because by it we enumerate, or express the number of parts taken.
Σελίδα 18 - Hence the BANK RULE. Multiply the principal by the number of days, and divide by 6000 ; the quotient will be the interest at 6 per cent. For any other rate than 6 per cent., compute the interest in the same manner, and add or subtract such part as may be required. For 4 per cent. subtract j ; for 4i per cent. subtract J ; for 5 per cent. subtract J ; for 7 per cent. add...
Σελίδα 153 - How often will the wheel of a coach, that is 17 feet in circumference, turn in 100 miles? Ans.
Σελίδα 31 - Cambric, which cost me 90/ but some Damage having happened to it, I am willing to lose...
Σελίδα 12 - RULE. Reduce the given Quantity to the lowest Name mentioned, for a Numerator ; under which put the Number of those Parts contained in an Unit of the Integer for a Denominator, then reduce the Fraaion to its lowest Terms.
Σελίδα 32 - If § of a yard cost § of a £, what will J of a yard cost? A
Σελίδα 55 - ... the amount, from which subtract the principal and the remainder will be the compound interest.