The Elementary Arithmetic: Oral and WrittenPorter & Coates, 1877 - 164 σελίδες |
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Σελίδα 79
... FACTORS AND MULTIPLES . 52. A Divisor of a number is any number that will exactly divide it . 53. A Factor of a number is one of its exact divisors . 54. A Prime Number is one that has no factors , and therefore no exact divisor . 55. A ...
... FACTORS AND MULTIPLES . 52. A Divisor of a number is any number that will exactly divide it . 53. A Factor of a number is one of its exact divisors . 54. A Prime Number is one that has no factors , and therefore no exact divisor . 55. A ...
Σελίδα 80
... factors . 2 , 3 , 5 , 7 , 11 , etc. are prime numbers . 4 , 6 , 8 , 9 , 10 , etc. are composite numbers . 56. A Prime Factor is a factor that cannot be divided . 57. When any number is ... prime factors of 33 ? Of 80 FACTORS AND MULTIPLES .
... factors . 2 , 3 , 5 , 7 , 11 , etc. are prime numbers . 4 , 6 , 8 , 9 , 10 , etc. are composite numbers . 56. A Prime Factor is a factor that cannot be divided . 57. When any number is ... prime factors of 33 ? Of 80 FACTORS AND MULTIPLES .
Σελίδα 81
Oral and Written Albert Newton Raub. 10. What are the prime factors of 33 ? Of 44 ? Of 60 ? 11. What are the prime factors of 75 ? Of 100 ? Of 80 ? 12. What prime factors are found in 4 and 6 ? In 6 and 9 ? 13. What prime factor is ...
Oral and Written Albert Newton Raub. 10. What are the prime factors of 33 ? Of 44 ? Of 60 ? 11. What are the prime factors of 75 ? Of 100 ? Of 80 ? 12. What prime factors are found in 4 and 6 ? In 6 and 9 ? 13. What prime factor is ...
Σελίδα 82
Oral and Written Albert Newton Raub. What prime factors are common— 17. To 10 and 20 ? 18. To 12 and 15 ? 19. To 18 ... factors common to both dividend and divisor . Rejecting the same factor from both dividend and divisor does not affect ...
Oral and Written Albert Newton Raub. What prime factors are common— 17. To 10 and 20 ? 18. To 12 and 15 ? 19. To 18 ... factors common to both dividend and divisor . Rejecting the same factor from both dividend and divisor does not affect ...
Σελίδα 84
... prime factors com- mon to 15 , 30 and 60 are 3 and 5 ; hence the greatest common divisor of these num- bers is 3 × 5 , or 15 . Explanation 2. - 5 , being contained in all the numbers , is a common factor ; 3 , being contained in all the ...
... prime factors com- mon to 15 , 30 and 60 are 3 and 5 ; hence the greatest common divisor of these num- bers is 3 × 5 , or 15 . Explanation 2. - 5 , being contained in all the numbers , is a common factor ; 3 , being contained in all the ...
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125 dollars acres apiece apples bought bushel called ciphers column common denominator common fraction COMPOUND NUMBERS contained Count cow cost derive the rule dimes Divide dividend divisible dred DRY MEASURE ducks earn equal Explanation farmer greatest common divisor Hence horse cost hundred-thousands hundredths improper fractions inches integer lars least common denominator least common multiple lowest terms measuring merator merchant million mills Minuend mixed number multiplicand Multiply muslin naughts ORAL EXERCISE ounces pair pennyweights pints potatoes pound prime factors PROCESS quarts quotient rate per cent Reduce remaining SECTION sell seven hundred simple numbers sold SOLUTION SOLUTION.-If Subtract ten-thousandths tens tenths thousandths TROY WEIGHT turkeys UNITED STATES MONEY wheat whole number Write in figures Write in words write the numbers WRITTEN EXERCISE WRITTEN PROBLEMS yard
Δημοφιλή αποσπάσματα
Σελίδα 83 - The Greatest Common Divisor of two or more numbers is the greatest number that will exactly divide each of them. Thu4, 18 is the greatest, common divisor of 36 and 54, since it is the greatest number that will divide each of them without a remainder.
Σελίδα 139 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Σελίδα 92 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 143 - A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center.
Σελίδα 138 - 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 97 - The least common denominator of two or more fractions is the least common multiple of their denominators.
Σελίδα 134 - TABLE. 12 inches (in.) = 1 foot, ft. 3 feet = 1 yard, yd. 5£ yards, or 16£ feet = 1 rod, rd. 40 rods = 1 furlong, fur.
Σελίδα 136 - 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 141 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 144 - TABLE. 60 seconds (") make 1 minute, . . . . '. 60 minutes " 1 degree,. . . . °. 30 degrees