The Model Elementary Arithmeti:c: Oral and Written, Μέρος 2Eldredge & Bro., 1902 |
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Σελίδα 3
... examples , combined with proper analytical explanations . Fourth . Frequent drill exercises to insure accuracy and rap- idity . Fifth . Numerous examples showing the practical application of rules to business and mechanical pursuits ...
... examples , combined with proper analytical explanations . Fourth . Frequent drill exercises to insure accuracy and rap- idity . Fifth . Numerous examples showing the practical application of rules to business and mechanical pursuits ...
Σελίδα 25
... example will then stand 5 + 4 X 3. Operations of multiplication and division must be performed before those of addition and subtraction , unless parenthesis indicate otherwise ( see Notes pp . 14 and 18 ) . 3 a day , and B 35 miles . In ...
... example will then stand 5 + 4 X 3. Operations of multiplication and division must be performed before those of addition and subtraction , unless parenthesis indicate otherwise ( see Notes pp . 14 and 18 ) . 3 a day , and B 35 miles . In ...
Σελίδα 30
... Example 1. What are the prime factors , or divisors , of 456 ? SOLUTION . 2 ) 456 2 ) 228 2 ) 114 3 ) 57 19 EXPLANATION . - Since the given number is an even number , it can be divided by the prime factor 2 ( 169 ) . For the same reason ...
... Example 1. What are the prime factors , or divisors , of 456 ? SOLUTION . 2 ) 456 2 ) 228 2 ) 114 3 ) 57 19 EXPLANATION . - Since the given number is an even number , it can be divided by the prime factor 2 ( 169 ) . For the same reason ...
Σελίδα 33
... Example 1. — Find all the common divisors of 24 and 36 . 24 36 = - SOLUTION . - 2 X 2 X 2 X 3 2 X 2 X 3 X 3 2 , 2 , 3 . Prime div . 2 X 2 = 4 2 X 3 6 2 X 2 X 3 = 12 EXPLANATION . By separa- ting 24 and 36 into their prime factors , 2 ...
... Example 1. — Find all the common divisors of 24 and 36 . 24 36 = - SOLUTION . - 2 X 2 X 2 X 3 2 X 2 X 3 X 3 2 , 2 , 3 . Prime div . 2 X 2 = 4 2 X 3 6 2 X 2 X 3 = 12 EXPLANATION . By separa- ting 24 and 36 into their prime factors , 2 ...
Σελίδα 34
... Example 2 . of 36 , 63 , and 81 ? 36 63 FIRST SOLUTION . - = 2 X2 X3 X 3 = 3X 3X 7 81 3 X 3X 3X 3 What is the greatest common divisor Com . div . = 3 and 3 Greatest com . div . 3 × 3 9 EXPLANATION . - By separa- ting 36 , 63 , and 81 ...
... Example 2 . of 36 , 63 , and 81 ? 36 63 FIRST SOLUTION . - = 2 X2 X3 X 3 = 3X 3X 7 81 3 X 3X 3X 3 What is the greatest common divisor Com . div . = 3 and 3 Greatest com . div . 3 × 3 9 EXPLANATION . - By separa- ting 36 , 63 , and 81 ...
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The Model Elementary Arithmetic: Oral and Written Edward Gideon Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
acres apple bales barrels bought breadth bushels cake cents common factor common fraction compound numbers contained cords cost decimal fraction decimal places decimal point decimal units denominate number difference dissimilar fractions dividend dollars eighths equal exactly divided Example EXPLANATION.-Since expressed feet Find the product Find the quotient Find the sum fourths fractional unit gallons given number greatest common divisor halves Hence higher denomination hundred hundred-thousandths hundredths improper fraction integers least common denominator least common multiple least number least similar fractions less lowest terms measures miles mills minuend mixed number multiplied Name number of decimal orders of decimal piece pints pounds prime factors prime numbers Principle Problems proper fraction quarts remainder Repeat the rule Repeat the table rods sold solid SOLUTION square subtract subtrahend tenths thousand thousandths tons Troy weights United States money units or denominations weight Written Exercises yards
Δημοφιλή αποσπάσματα
Σελίδα 131 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 88 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 136 - Number. 12 units — 1 dozen (doz.). 12 dozen = 1 gross (gro.). 12 gross =• 1 great gross. 20 units — 1 score.
Σελίδα 59 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 131 - Table. 1728 cubic inches (cu. in.) are 1 cubic foot, cu.ft. 27 cubic feet
Σελίδα 114 - RULE. Multiply as in whole numbers, and from the right hand of the product point off as many figures for decimals as there are decimal places in both factors.
Σελίδα 117 - If the number of figures in the quotient is less than the excess of decimal places in the dividend over those of the divisor, supply the deficiency by prefixing ciphers to the quotient.
Σελίδα 56 - If both the numerator and the denominator of a fraction are multiplied by the same number, or divided by the same number, the value of the fraction is not changed.
Σελίδα 95 - To divide a whole number by a fraction, — Multiply the dividend by the denominator of the fraction, and divide the product by the numerator.
Σελίδα 114 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.