Business ArithmeticAllyn and Bacon, 1918 - 474 σελίδες |
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Σελίδα
... practice . The belief that a real want exists for a straightforward treatment of the subject , without any of those extraneous things which have served to cover it up and which have made it unnecessarily difficult for the beginner ...
... practice . The belief that a real want exists for a straightforward treatment of the subject , without any of those extraneous things which have served to cover it up and which have made it unnecessarily difficult for the beginner ...
Σελίδα 9
... practice , but when once really mastered it will ma- terially increase both speed and accuracy . ORAL EXERCISES 3 7 4 8 10 2 9 3 14 5 6 6 46 9 Add the following , using groups of two figures . 1 . 2. 3. 4. Б. 6. 7 . 8 . 9. 10 . 11 . 12 ...
... practice , but when once really mastered it will ma- terially increase both speed and accuracy . ORAL EXERCISES 3 7 4 8 10 2 9 3 14 5 6 6 46 9 Add the following , using groups of two figures . 1 . 2. 3. 4. Б. 6. 7 . 8 . 9. 10 . 11 . 12 ...
Σελίδα 10
... Practice on these until you can read them at the rate of 100 a minute . 9 5 8 2227 3 3 3 4 4 1 1 4 4 4 223 1 1 1 2331 3 35 1 ! 366 244 4551 199 3 8 8 100 ∞ ∞ 161 377 1 8 5 2 1 8 1 3 5 5 5 5 1 1 4 1 4 5 4561 3441 4451 3491 5699 1271 44 ...
... Practice on these until you can read them at the rate of 100 a minute . 9 5 8 2227 3 3 3 4 4 1 1 4 4 4 223 1 1 1 2331 3 35 1 ! 366 244 4551 199 3 8 8 100 ∞ ∞ 161 377 1 8 5 2 1 8 1 3 5 5 5 5 1 1 4 1 4 5 4561 3441 4451 3491 5699 1271 44 ...
Σελίδα 14
... practice the most useful , is to add each column of figures twice and in the reverse order . It is practically useless to add the same column twice in the same direction , since the tendency then is to repeat the mistakes if any . If ...
... practice the most useful , is to add each column of figures twice and in the reverse order . It is practically useless to add the same column twice in the same direction , since the tendency then is to repeat the mistakes if any . If ...
Σελίδα 15
... practice the casting out of 9's can be done with very much less trouble . = Looking at the first number ( 437 ) of § 17 we see at once that the excess is 5 because 7 + 3 10 ( 1 more than 9 ) and this 1 is added to the 4. This ex- cess ...
... practice the casting out of 9's can be done with very much less trouble . = Looking at the first number ( 437 ) of § 17 we see at once that the excess is 5 because 7 + 3 10 ( 1 more than 9 ) and this 1 is added to the 4. This ex- cess ...
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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...