Business ArithmeticAllyn and Bacon, 1918 - 474 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 34.
Σελίδα 6
... Give the sums below very rapidly . Note that in 7 + 8 and 57 +8 we have the same combination of figures of the first order . 7 17 27 57 87 4 24 54 7 47 8 8 8 8 8 9 9 9 9 39 79 3 3 3 671 5 35 75 3 43 7 7 8 8 63 45 37 . 7 8 9 Gr 275 54 38 ...
... Give the sums below very rapidly . Note that in 7 + 8 and 57 +8 we have the same combination of figures of the first order . 7 17 27 57 87 4 24 54 7 47 8 8 8 8 8 9 9 9 9 39 79 3 3 3 671 5 35 75 3 43 7 7 8 8 63 45 37 . 7 8 9 Gr 275 54 38 ...
Σελίδα 11
... Give the sums of the following very rapidly . ( a ) ( b ) 3 9 ( ၁ ) 8 4 8 ( d ) ( e ) ( f ) ( g ) ( h ) ( i ) 4 8 6 9 4827 201 722 6391 1 3 4 7 4 4 6 976 441 9 4 9 9 8 4 4 9 4 5 2401 0651 3501 74∞1 6 574 3 2 2 + O 201 6 734 52 O 731 4 ...
... Give the sums of the following very rapidly . ( a ) ( b ) 3 9 ( ၁ ) 8 4 8 ( d ) ( e ) ( f ) ( g ) ( h ) ( i ) 4 8 6 9 4827 201 722 6391 1 3 4 7 4 4 6 976 441 9 4 9 9 8 4 4 9 4 5 2401 0651 3501 74∞1 6 574 3 2 2 + O 201 6 734 52 O 731 4 ...
Σελίδα 15
... gives 10 or an excess of 1. Add this to 7 , giving 8. The 9 is disregarded . Proceeding this way we obtain 5 as the excess of the whole column of numbers . The casting out of 9's is not an absolute test , since the result may be wrong ...
... gives 10 or an excess of 1. Add this to 7 , giving 8. The 9 is disregarded . Proceeding this way we obtain 5 as the excess of the whole column of numbers . The casting out of 9's is not an absolute test , since the result may be wrong ...
Σελίδα 23
... give another number , the minuend . The process of subtraction will be performed by actually adding enough to the subtrahend to produce the minuend . This method of subtraction has the advantage that it connects more directly with ...
... give another number , the minuend . The process of subtraction will be performed by actually adding enough to the subtrahend to produce the minuend . This method of subtraction has the advantage that it connects more directly with ...
Σελίδα 36
... gives 60. Carry 6. 4 X 7 28. To this add the 6 carried , obtaining 34 . Example 2. Multiply 268 by 63 . = = We say , 3 X 8 68 , carry 6. 3 X - 12. 412 = 16 . 2 = 24 , carry 2. 3 × 6 = 268 × 63 = 16884 . = = 18 , 6 X 8 48 , 218 +48 6 , 6 ...
... gives 60. Carry 6. 4 X 7 28. To this add the 6 carried , obtaining 34 . Example 2. Multiply 268 by 63 . = = We say , 3 X 8 68 , carry 6. 3 X - 12. 412 = 16 . 2 = 24 , carry 2. 3 × 6 = 268 × 63 = 16884 . = = 18 , 6 X 8 48 , 218 +48 6 , 6 ...
Περιεχόμενα
197 | |
199 | |
207 | |
239 | |
245 | |
249 | |
254 | |
260 | |
69 | |
77 | |
87 | |
93 | |
107 | |
113 | |
119 | |
129 | |
147 | |
164 | |
177 | |
263 | |
269 | |
277 | |
283 | |
289 | |
293 | |
296 | |
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
60 days acres added agent aliquot amount annual prem Arthur Ford average bank bill bonds bought bricks bushels buying price called casting out 9's column commission common factor compound interest computed contains cubic foot decimal point deducted discount divide dividend division divisor dollar draft Example feet long figures Find the cost Find the interest Find the quotient Find the rate Find the total fraction George F gross Hence improper fraction inches wide income indorsed integer investment Jordan Marsh length list price long ton marking price measure metric system miles minuend mixed number multiply number of days ORAL EXERCISES Find percentage places pounds premium PRINCIPAL RATE PROBLEMS profit promissory note proper fraction rate of interest Reduce remainder selling price Semiannually sold Solution square subtrahend unit weight Write WRITTEN EXERCISES Find yards yearly
Δημοφιλή αποσπάσματα
Σελίδα 131 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 139 - Measures of Length 10 millimeters (mm) =1 centimeter cm 10 centimeters =1 decimeter dm 10 decimeters =1 meter m 10 meters =1 dekameter Dm 10 dekameters =1 hektometer Hm 10 hektometers =1 kilometer Km...
Σελίδα 131 - 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.
Σελίδα 150 - The sum of the squares of the two sides of a right triangle is equal to the square of the hypotenuse; a a +b j =c*.
Σελίδα 101 - In multiplication of decimals, we know that the number of decimal places in the product is equal to the sum of those in both the factors.
Σελίδα 150 - Subtract the square of the given side from the square of the hypotenuse, and extract the square root of the remainder. EXAMPLE 1. — The side given is 3 inches, the hypotenuse is 5 inches; what is the length of the other side ? SOLUTION.— 3- = 9 ; 5
Σελίδα 139 - Length. 10 millimeters (mm.) 1 centimeter (cm.) 10 centimeters 1 decimeter (dm.) 10 decimeters 1 meter (m.) 10 meters 1 dekameter (Dm.) 10 dekameters 1 hectometer (Hm.) 10 hectometers 1 kilometer (Km.) 10 kilometers 1 myriameter (Mm.) 1181.
Σελίδα 291 - States money by 10, move the decimal point one place to the right; to multiply by 100, move the decimal point two places to the right; to multiply by 1000, move the decimal point three places to the right.
Σελίδα 140 - Measures of Weight 10 milligrams (mg) =1 centigram eg 10 centigrams =1 decigram dg 10 decigrams =1 gram g 10 grams =1 dekagram Dg...
Σελίδα 63 - ... another number that is a multiple of both 8 and 6. 5. Find the smallest number that can be exactly divided by 8 and 12. 6. Give two factors of 91. 7. 57 is a multiple of what two numbers ? 8. What is the smallest number that can be exactly divided by 4, 6, and 8. 463. The smallest number that is a multiple of two or more numbers is called the least common multiple of such numbers. 9. Find the least common multiple of 5, 10, 15. 10. Find the least common multiple of 2, 7, 14. 11. What part of...