A Mental Arithmetic: Based on Analysis and InductionAmerican Book Company, 1896 - 140 σελίδες |
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Σελίδα 34
... common divisors- 7. Of 9 and 12 . 8. Of 12 and 18 . 9. Of 24 and 36 . 10. Of 40 and 56 . 11. Of 60 and 72 . 12. Of 72 and 96 . Since 12 is the largest number that will exactly divide 12 and 24 , it is therefore called the Greatest Common ...
... common divisors- 7. Of 9 and 12 . 8. Of 12 and 18 . 9. Of 24 and 36 . 10. Of 40 and 56 . 11. Of 60 and 72 . 12. Of 72 and 96 . Since 12 is the largest number that will exactly divide 12 and 24 , it is therefore called the Greatest Common ...
Σελίδα 35
... Common Multiple . Find the least common multiple— 15. Of 12 and 18 . 16. Of 15 and 20 . 17. Of 20 and 30 . 20. Of 30 and 40 . 21. Of 20 and 45 . 22. Of 60 and 90 . 18. Of 21 and 63 . 23. Of 60 and 80 . 19. Of 20 and 25 . 24. Of 56 and ...
... Common Multiple . Find the least common multiple— 15. Of 12 and 18 . 16. Of 15 and 20 . 17. Of 20 and 30 . 20. Of 30 and 40 . 21. Of 20 and 45 . 22. Of 60 and 90 . 18. Of 21 and 63 . 23. Of 60 and 80 . 19. Of 20 and 25 . 24. Of 56 and ...
Σελίδα 44
... common denominator can and be reduced ? What is the least common denominator to which they may both be reduced ? 27. Reduce and to their least common denominator . SOLUTION 44 MENTAL ARITHMETIC .
... common denominator can and be reduced ? What is the least common denominator to which they may both be reduced ? 27. Reduce and to their least common denominator . SOLUTION 44 MENTAL ARITHMETIC .
Σελίδα 45
... common denominator . SOLUTION . - The least common denominator of thirds and fourths is twelfths . equal , and equal . Therefore , etc. to their least common denominator . 28. Reduce and 29. Reduce and to their least common denominator ...
... common denominator . SOLUTION . - The least common denominator of thirds and fourths is twelfths . equal , and equal . Therefore , etc. to their least common denominator . 28. Reduce and 29. Reduce and to their least common denominator ...
Σελίδα 46
... common factor . 99 108 17. Reduce and to their lowest terms . 18. Reduce and to their lowest terms . 19. Reduce and to their lowest terms . and 35 to their lowest terms . and 20. Reduce 21. Reduce 22. Reduce and 23. Reduce 38 and to ...
... common factor . 99 108 17. Reduce and to their lowest terms . 18. Reduce and to their lowest terms . 19. Reduce and to their lowest terms . and 35 to their lowest terms . and 20. Reduce 21. Reduce 22. Reduce and 23. Reduce 38 and to ...
Άλλες εκδόσεις - Προβολή όλων
A Mental Arithmetic: Based on Analysis and Induction (Classic Reprint) George Washington Hull Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
A Mental Arithmetic: Based on Analysis and Induction George Washington Hull Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2019 |
Συχνά εμφανιζόμενοι όροι και φράσεις
12 dollars 15 cents 40 cents 50 cents 60 days acres acres of land amount apples barrel bought a number boys bushels carriage cents a dozen cents a pound cents a yard cents apiece coal cost commission contained cows cubic decagram decimeter discount Divide dollars a head dollars apiece drover earn farmer bought farmer sold feet gain per cent gained 25 gallons hectoliter hectometer hence improper fractions kilogram least common denominator least common multiple less loss per cent lowest terms M's money marbles marked price melons cost meter miles an hour minus mixed number multiplied myriameter number of sheep oranges cost ounces paid pennyweights piece pound cost pounds of sugar received Reduce to improper remainder for cost remaining required the cost required the number rods selling price shares sheep cost SOLUTION.-If square sum of money tons Troy Weight watch weeks
Δημοφιλή αποσπάσματα
Σελίδα 69 - Thirty days hath September, April, June, and November— All the rest have thirty-one, Excepting February alone, Which has but twenty-eight in fine, Till Leap Year gives it twenty-nine.
Σελίδα 66 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30j square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 68 - Measure. 60 seconds (sec.) 1 minute (min.) 60 minutes 1 hour (hr.) 24 hours 1 day (da.) 7 days 1 week (wk.) 365 days 1 common year (yr.) 366 days 1 leap year Years divisible by 4 and not by 100 are leap years.
Σελίδα 66 - 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 65 - Measure is used in measuring lines or distances. TABLE. 12 inches (in.) = 1 foot (ft.). 3 feet = 1 yard (yd.). 5J yards, or 16| feet — 1 rod (rd.).
Σελίδα 68 - Dry Measure 2 pints (pt.) =1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu.) 2150.42 cu.
Σελίδα 67 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Σελίδα 30 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Σελίδα 101 - The square root of a number is one of its two equal factors.
Σελίδα 13 - Multiplication is the process of taking one number as many times as there are units in another.