The Illustrative Practical Arithmetic by a Natural Method with Dictation Exercises: For Common Schools, High Schools, Normal Schools, and Academies |
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Page 96
... prime number . What is a prime number ? Name all the prime numbers from 1 to 50 ; all the compo- site numbers to 50 . 176. A factor that is a prime number is called a prime factor . What is a prime factor ? Name the prime factors of 12 ...
... prime number . What is a prime number ? Name all the prime numbers from 1 to 50 ; all the compo- site numbers to 50 . 176. A factor that is a prime number is called a prime factor . What is a prime factor ? Name the prime factors of 12 ...
Page 97
... * Digits are numbers represented by the nine figures 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , without regard to the order of their units . 7 179. PRIME NUMBERS TO 1201 . 123 61 151 251 ART . 178. ] 97 FACTORS OF NUMBERS .
... * Digits are numbers represented by the nine figures 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , without regard to the order of their units . 7 179. PRIME NUMBERS TO 1201 . 123 61 151 251 ART . 178. ] 97 FACTORS OF NUMBERS .
Page 98
... PRIME NUMBERS TO 1201 . 123 61 151 251 359 463 593 701 827 953 1069 2 67 157 257 367 467 599 709 829 967 1087 3 71 163 263 373 479 601 719 839 971 1091 5 73 167 269 379 487 607 727 853 977 1093 7 79 173 271 283 491 613 733 857 983 1097 ...
... PRIME NUMBERS TO 1201 . 123 61 151 251 359 463 593 701 827 953 1069 2 67 157 257 367 467 599 709 829 967 1087 3 71 163 263 373 479 601 719 839 971 1091 5 73 167 269 379 487 607 727 853 977 1093 7 79 173 271 283 491 613 733 857 983 1097 ...
Page 99
... prime . Three 2's of 2's Three 3's of 2's of 2's of balls . Ans . 2 , 2 , 3 , and 3 . Explanation . Three 2's of 2's As 36 is an even number , we know that 2 is one of the prime factors of 36. Taking 2 as a divisor , 36 is found to ...
... prime . Three 2's of 2's Three 3's of 2's of 2's of balls . Ans . 2 , 2 , 3 , and 3 . Explanation . Three 2's of 2's As 36 is an even number , we know that 2 is one of the prime factors of 36. Taking 2 as a divisor , 36 is found to ...
Page 100
... prime number . 3. This quotient and the several divisors are the prime factors . — NOTE . The work may sometimes be shortened by dividing by a compos- ite number , remembering afterwards to substitute the factors of that num- ber for ...
... prime number . 3. This quotient and the several divisors are the prime factors . — NOTE . The work may sometimes be shortened by dividing by a compos- ite number , remembering afterwards to substitute the factors of that num- ber for ...
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The Illustrative Practical Arithmetic by a Natural Method, with Dictation ... George Augustus Walton No preview available - 2017 |
The Illustrative Practical Arithmetic by a Natural Method, with Dictation ... George Augustus Walton No preview available - 2017 |
Common terms and phrases
acres amount apples barrel bought bushels called Change contains cord cost cube root decimal decimeter derive the following diameter Dictation Exercises dimes divided dividend division divisor dollars Dry Measure equal Explanation fractional number frustum gain greatest common factor hence hundred ILLUSTRATIVE EXAMPLE inches integral number least common multiple length long ton Manual and Key March 9 measure meter metric system miles mills minuend months multiplicand multiplier NOTE number expressed number of units OPERATION orders of units ounces paid payment pecks percentage pounds premium prime factors principal proceeds pupil quarts quotient rate per cent ratio receive remain rods RULE sell slant height sold solid square root subtraction subtrahend surface tens thousand triangle units of higher weight wide write a figure yards of cloth zeros
Popular passages
Page 125 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Page 160 - 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.
Page 155 - Troy weight are weighed gold,* silver, jewels, and all iquors. The denominations are pounds, ounces, pennyweights, and grains. TABLE. 24 grains (grs.) make 1 pennyweight, marked pwt. 20 pennyweights - - 1 ounce, ----- oz. 12 ounces - - - - 1 pound, ----- lb.
Page 166 - TABLE. 4 gills (gi.) - make - - 1 pint, marked pt. 2 pints ------- 1 quart, - - - qt. 4 quarts ------ 1 gallon, - - - gal. 31£ gallons ------ 1 barrel, - - - bar.
Page 67 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Page 168 - A circle is a plane figure bounded by a line, every part of which is equally distant from : a point within called the centre ; as AEFGBD.
Page 237 - To find the present worth — Divide the given sum by the amount of $1 for the given time, and the quotient will be the PRESENT WORTH.
Page 31 - How many days are there in the year, there being in January, 31 days ; in February, 28 ; in March, 31 ; in April, 30 ; in May, 31 ; in June, 30 ; in July, 31 ; in August, 31 ; in September, 30 ; in October, 31 ; in November, 30 ; and in December, 31 ? 93.
Page 167 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Page 174 - NUMBERS. 12 units = 1 dozen. 12 dozen = 1 gross. 12 gross = 1 great gross. 20 units = 1 score.