Arithmetic1903 - 80 σελίδες |
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Σελίδα 25
... cost 15c , one pencil will cost 1/3 of 15c , or 5c . If one orange can be bought for 3c , as many oranges can be bought for 15c as 3c is contained times in 15c . 15c divided by 3c , equals 5 ; therefore 5 oranges . 15 may be used to ...
... cost 15c , one pencil will cost 1/3 of 15c , or 5c . If one orange can be bought for 3c , as many oranges can be bought for 15c as 3c is contained times in 15c . 15c divided by 3c , equals 5 ; therefore 5 oranges . 15 may be used to ...
Σελίδα 44
... cost of 600 C of wheat @ $ 1.12 % ( $ 1.121⁄2- $ 1 % ) . 8 ) 600 75 $ 675 Ans . 5. Review fractional parts , including decimals and per- centage . Introduce the following forms : - ( a ) Find a number 3 larger than 12. 13 of 12 4 , 12 + ...
... cost of 600 C of wheat @ $ 1.12 % ( $ 1.121⁄2- $ 1 % ) . 8 ) 600 75 $ 675 Ans . 5. Review fractional parts , including decimals and per- centage . Introduce the following forms : - ( a ) Find a number 3 larger than 12. 13 of 12 4 , 12 + ...
Σελίδα 53
... cost is 100 % for reckoning losses and gains . ( 2 ) The selling price is less than 100 % when there is a loss . The selling price is more than Ico % when there is a gain . Give the ( 3 ) The gain or loss is reckoned on the cost ...
... cost is 100 % for reckoning losses and gains . ( 2 ) The selling price is less than 100 % when there is a loss . The selling price is more than Ico % when there is a gain . Give the ( 3 ) The gain or loss is reckoned on the cost ...
Σελίδα 54
... cost and what the gain ? 100 % Cost . 125 % S. P. $ 4.00 . 25 % Gain . 125 % = $ 4.00 . 125 % = 4 . of Cost $ 4.00 . 14 of Cost = $ .80 . of Cost $ 3.20 Cost . $ 4.00- $ 3.20 $ .80 Gain . 2 . ( a ) Terms . COMMISSION . In selling ...
... cost and what the gain ? 100 % Cost . 125 % S. P. $ 4.00 . 25 % Gain . 125 % = $ 4.00 . 125 % = 4 . of Cost $ 4.00 . 14 of Cost = $ .80 . of Cost $ 3.20 Cost . $ 4.00- $ 3.20 $ .80 Gain . 2 . ( a ) Terms . COMMISSION . In selling ...
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addition and subtraction Arithmetic arranged beginning boxes boys BROOM-CORN cardboard cents child ciphers combinations common fraction Concrete Geometry construction count forward course cubic cubic foot decimal places decimal point denominate numbers develop divide dividend divisor eight exactly contain exercise factors feet figures Find a number Find the G. C. D. Find the interest Find the L. C. M. fourth full method given number Grade LOW higher appreciation hundredths improper fraction inches introduced large numbers Learn the number long division low second manual training Measure MENSURATION months multiplication table multiply number decades number groups number table parallelogram pencil Plate pupil quotient raffia rectangle Reduce rule second grade SEWING for girls simple single column sixths solids square root student subtraction of fractions taught Teach teacher TEXTILE WEAVING third tion trapezoid type problems units weeks weeks)-Same whole number writing yard ΙΟ
Δημοφιλή αποσπάσματα
Σελίδα 35 - To multiply a fraction by a fraction. Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 35 - To DIVIDE A WHOLE NUMBER BY A FRACTION. — Multiply the whole number by the denominator of the fraction, and divide the product by the numerator.
Σελίδα 36 - Multiply as in whole numbers, and point off as many decimal places in the product as there are decimal places in the multiplicand and multiplier, supplying the deficiency, if any, by prefixing ciphers.
Σελίδα 36 - To divide by .1, .01, .001, etc., it is necessary only to move the decimal point in the dividend as many places to the right as there are decimal places in the divisor.
Σελίδα 34 - Divide the whole number by the denominator of the fraction, and multiply the quotient by the numerator: Or, Multiply the whole number by the numerator of the fraction, and divide, the product by the denominator.
Σελίδα 36 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Σελίδα 44 - Hence for the division of one fraction by another the usual rule again results, as follows: Rule. — Invert the terms of the divisor and proceed as in multiplication. This might naturally be expected by remembering the relation between multiplication and division, and that one is the exact inverse of the other. For the multiplication of a series of fractions into each other these principles work out as follows...
Σελίδα 44 - The reason for this rule is the same, in reality, as that for the preceding one. 37. |i'or, multiplying the numerator of the dividend by the denominator of the divisor multiplies the dividend by that number.
Σελίδα 40 - If two triangles have equal altitudes, their sum is equal to the triangle having the same altitude and having a base equal to the sum of the bases of the two triangles.
Σελίδα 57 - To find the time, when the principal, interest, and rate are given. ILLUSTRATIVE EXAMPLE. At ±% per annum, in what time will $315 produce $20.79 interest? SOLUTION. $ 315, int. for 9 da. @ k%. EXPLANATION. — The ordinary interest of 035, '" " I