Manual of Intellectual Arithmetic: An Independent Treatise Upon the Basis of Mental ArithmeticR. S. Davis, 1877 - 151 σελίδες |
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Σελίδα 7
... unit ? A Unit is a single thing , or one . 3. What is a number ? A Number is a unit or a collection of units . ADDITION . LESSON II . 4. 1. John had 1 peach and his father gave him another ; how many peaches did he then have ? SOLUTION ...
... unit ? A Unit is a single thing , or one . 3. What is a number ? A Number is a unit or a collection of units . ADDITION . LESSON II . 4. 1. John had 1 peach and his father gave him another ; how many peaches did he then have ? SOLUTION ...
Σελίδα 27
... 33. What is a unit ? What is a number ? 34. What is the sum of two or more numbers ? What is addition ? 35. What is the difference of two numbers ? What is subtraction ? MULTIPLICATION . LESSON XII . 21. 1. At 2 cents REVIEW . 27.
... 33. What is a unit ? What is a number ? 34. What is the sum of two or more numbers ? What is addition ? 35. What is the difference of two numbers ? What is subtraction ? MULTIPLICATION . LESSON XII . 21. 1. At 2 cents REVIEW . 27.
Σελίδα 30
... units in the other . 23. What is the product of two numbers ? The Product of two numbers is the result of multiply- ing the one by the other . 24. What is the sign of multiplication ? The Sign of Multiplication is an inclined cross , X ...
... units in the other . 23. What is the product of two numbers ? The Product of two numbers is the result of multiply- ing the one by the other . 24. What is the sign of multiplication ? The Sign of Multiplication is an inclined cross , X ...
Σελίδα 55
... unit , consisting of one or more of the equal parts , which compose the unit . 40. What is the denominator of a fraction ? The FRACTIONS . FRACTIONS . LESSON IXI * The how many FRACTIONS . 55.
... unit , consisting of one or more of the equal parts , which compose the unit . 40. What is the denominator of a fraction ? The FRACTIONS . FRACTIONS . LESSON IXI * The how many FRACTIONS . 55.
Σελίδα 56
... unit is divided . Thus , three is the denominator of two thirds . 41. What is the numerator of a fraction ? The Numerator of a fraction is the number which shows how many of the equal parts of the unit are taken . Thus , two is the ...
... unit is divided . Thus , three is the denominator of two thirds . 41. What is the numerator of a fraction ? The Numerator of a fraction is the number which shows how many of the equal parts of the unit are taken . Thus , two is the ...
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12 cents 12 days 12 dollars 15 yards 20 per cent 60 cents 60 dollars 9 cents 9 dollars acre amount apples barrel of flour bought boys bushels of corn cents a dozen cents a pound cents a quart Change contained cords of wood cows cubic feet denominator dimes discount divided dollars a yard drams Dry Measures earn equivalent mixed number Fort Kearney fourths furlongs gain gallons gave halves horse hundred hundred twenty-two hundred-weight inches interest of $100 James John lars less LESSON lowest terms miles an hour months Multiply nails oranges Oregon City ounces paid peaches pecks pennyweights pints pound cost pounds of sugar present worth principal proper fraction quotient rate per cent reap receive remainder sell seven sheep sixths SOLUTION square miles Subtract tens third thousand Troy Weights units weeks Write by figures yards of broadcloth yards of cloth
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Σελίδα 34 - ... miles an hour, how far apart will they be at the end of 1 hour ? At the end of 2 hours ? 4 hours ? 10 hours ? Why ? 4.
Σελίδα 80 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 121 - The head of a fish is 12 inches long, the tail is as long as the head + £ of the body, and the body is as long as the head and tail ; what is the length of the fish ? 4.
Σελίδα 82 - Table. 60 seconds (sec.) make 1 minute, m 60 minutes, 1 hour, h 24 hours, 1 day, d 365 days, 1 common year, c.
Σελίδα 122 - A and B start from the same point, and travel in the same direction around a square, each side of which measures 5 miles ; A travels at the rate of 4| miles an hour, and B at the rate of 3 miles an hour ; in what time will they be together again ? How many miles will each have traveled ? How many times will each .have been around the square ? 16.
Σελίδα 73 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Σελίδα 35 - There is an orchard consisting of ten rows of trees, and nine trees in each row ; how many trees are there in the orchard ? 12.
Σελίδα 113 - Two men can each do % of a piece of work in 1 day; how long will it take them both to do the whole ? 6. Two men set out to mow a field ; the first...
Σελίδα 45 - At 8 cents a pound, how many pounds of sugar can be bought for 6 dozen of eggs, at 12 cents a dozen ? 31.
Σελίδα 34 - If 2 men start from the same place and travel in opposite directions, one at the rate of 4 miles an hour, and the other at the rate of 5 miles an hour, how far apart will they be at the end of 1 hour ? At the end of 2 hours ? 5 hours?