Unitary Arithmetic: Embodying the First Book of Arithmetic of the Irish National Board with a Full Exposition of the Unitary System Or Method of Working Arithmetic Without Rules, with Numerous Additional Examples, and Selections from Examination Papers Set at the College of Preceptors, the London University, the Civil Service, and Oxford and Cambridge Local ExaminationsLongmans, Green & Company, 1882 |
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Page 19
... Factors ; thus 53 and 7 are factors . Multiplication is but a short method of addition , as is shewn by adding 53 seven times to itself . EXERCISES . 659 427 642 748 396 2 2 2 2 1318 854 1284 1496 792 486 968 687 983 758 3 3 5 896 793 ...
... Factors ; thus 53 and 7 are factors . Multiplication is but a short method of addition , as is shewn by adding 53 seven times to itself . EXERCISES . 659 427 642 748 396 2 2 2 2 1318 854 1284 1496 792 486 968 687 983 758 3 3 5 896 793 ...
Page 20
... factors 4 and 8 ; therefore instead of multiplying by 32 , you may multiply by 4 , and obtain the product 1744 ... factors ; thus , 16 is a com posite number , because formed of the factors 2 and 8 , or 4 and 4 ; 21 is formed of 3 and 7 ...
... factors 4 and 8 ; therefore instead of multiplying by 32 , you may multiply by 4 , and obtain the product 1744 ... factors ; thus , 16 is a com posite number , because formed of the factors 2 and 8 , or 4 and 4 ; 21 is formed of 3 and 7 ...
Page 60
... . COMMISSION is an allowance given to an agent or factor , for buying or selling goods , negotiating bills , & c . BROKERAGE is an allowance to a broker for procuring sales 60 DISCOUNT - COMMISSION , BROKERAGE , ETC.
... . COMMISSION is an allowance given to an agent or factor , for buying or selling goods , negotiating bills , & c . BROKERAGE is an allowance to a broker for procuring sales 60 DISCOUNT - COMMISSION , BROKERAGE , ETC.
Page 74
... factors , and multiply as in integers . Reckon the number of decimals in both factors , and point off as many from the right of the product . When the number of digits in the product is not so great as the number of decimal places in ...
... factors , and multiply as in integers . Reckon the number of decimals in both factors , and point off as many from the right of the product . When the number of digits in the product is not so great as the number of decimal places in ...
Page 75
... factors , and only three digits in the product ; therefore two cyphers are placed at the left of the product to make the number of decimal places in the product equal to that in the factors . 7. Mult . 2300 7 by 48.003 .27 by 4.21 -27 ...
... factors , and only three digits in the product ; therefore two cyphers are placed at the left of the product to make the number of decimal places in the product equal to that in the factors . 7. Mult . 2300 7 by 48.003 .27 by 4.21 -27 ...
Other editions - View all
Unitary Arithmetic: Embodying the First Book of Arithmetic of the Irish ... Alexander Kennedy Isbister No preview available - 2018 |
Unitary Arithmetic: Embodying the First Book of Arithmetic of the Irish ... Alexander Kennedy Isbister No preview available - 2015 |
Common terms and phrases
18 days acres amount annum Arithmetic avoirdupois B's share bill Bought brokerage bushels cent circulating decimal COLLEGE OF PRECEPTORS common denominator compound fractions compound interest contained cost decimal places digits divide dividend divisor drams EXAMPLE 2.-Reduce Express farthings feet find a fourth find the interest Find the value four hundred fourth proportional furlongs gain gallons guineas hhds horses hundred and sixty improper fractions inches integer lb 4 oz least common least common multiple lowest terms miles millions six hundred mixed number months Multiply ounce pence perches pound Proof by Vulgar pupil quantity quotient recurring decimals Reduce the following remainder roods RULE RULE.-Multiply shillings simple fraction sold subtract tare thousandths tons tret troy TROY WEIGHT Unitary System vulgar fraction week weight whole numbers worth yards of cloth
Popular passages
Page 92 - To reduce a mixed number to an improper fraction, — RULE : Multiply the whole number by the denominator of the fraction, to the product add the numerator, and write the result over the denominator.
Page 60 - DISCOUNT. DISCOUNT is an allowance made for the payment of money before it is due. The present worth of a debt payable at some future...
Page 96 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Page 92 - Rule. — Divide the numerator by the denominator, the quotient will be the whole number...
Page 79 - RULE. Reduce the fraction to its lowest terms, then extract the square root of the numerator for a new numerator, and the square root of the denominator for a new denominator. If...
Page 9 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30| square yards — 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq. mi.) Cubic Measure 1728 cubic inches (cu.