Manual of Intellectual Arithmetic: An Independent Treatise Upon the Basis of Mental ArithmeticR. S. Davis, 1877 - 151 σελίδες |
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Σελίδα 6
... seven tens ? In eight tens ? In nine tens ? In ten tens ? 7. How many tens in sixty ? In seventy ? In eighty ? In ninety ? 8. How many are ten and one ? Ten and two ? Ten and three ? Ten and five ? Ten and nine ? 9. How many tens and ...
... seven tens ? In eight tens ? In nine tens ? In ten tens ? 7. How many tens in sixty ? In seventy ? In eighty ? In ninety ? 8. How many are ten and one ? Ten and two ? Ten and three ? Ten and five ? Ten and nine ? 9. How many tens and ...
Σελίδα 27
... seven , are how many ? 24. Sixty - four , and four , and six , and one , less five , are how many ? 25. Nineteen , and eleven , and seven , less twenty , are how many ? 26. Fifty - nine , and nine , and seven , and five , less thirty ...
... seven , are how many ? 24. Sixty - four , and four , and six , and one , less five , are how many ? 25. Nineteen , and eleven , and seven , less twenty , are how many ? 26. Fifty - nine , and nine , and seven , and five , less thirty ...
Σελίδα 30
... Seven times three are how many ? 4. Four times four are how many ? 5. Five times two are how many ? 6. Three times seven are how many ? 7. Five times four are how many ? 8. Two times six are how many ? 9. Six times five are how many ...
... Seven times three are how many ? 4. Four times four are how many ? 5. Five times two are how many ? 6. Three times seven are how many ? 7. Five times four are how many ? 8. Two times six are how many ? 9. Six times five are how many ...
Σελίδα 31
An Independent Treatise Upon the Basis of Mental Arithmetic Benjamin Greenleaf ? 14. Seven times five are how many ? 15. Six times six are how many ? 16. Seven times four are how many 17. Six times three are how many ? · 18. Seven times ...
An Independent Treatise Upon the Basis of Mental Arithmetic Benjamin Greenleaf ? 14. Seven times five are how many ? 15. Six times six are how many ? 16. Seven times four are how many 17. Six times three are how many ? · 18. Seven times ...
Σελίδα 32
... seven are how many ? 51. Eleven X eight how many ? 52. Twelve X six = = how many ? how many how many ? how many ? = 53. Twelve X seven = 54. Twelve X nine 55. Eleven X nine = 56. Twelve X eight 57. Eleven twelve 58. Eleven X eleven 59 ...
... seven are how many ? 51. Eleven X eight how many ? 52. Twelve X six = = how many ? how many how many ? how many ? = 53. Twelve X seven = 54. Twelve X nine 55. Eleven X nine = 56. Twelve X eight 57. Eleven twelve 58. Eleven X eleven 59 ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
12 cents 12 days 12 dollars 20 days 20 per cent 60 cents 60 dollars 9 cents 9 dollars acre amount 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 bushel dollars a yard drams Dry Measures earn eight equal equivalent mixed number flour cost Fort Kearney fourths furlongs gain gallons gave halves hundred twenty-two hundred-weight inches interest of $100 James John lars less LESSON lowest terms miles an hour months Multiply Oregon City ounces paid paper of pins peaches pecks pennyweights pine-apple pints pound cost pounds of sugar present worth principal proper fraction quotient rate per cent reap receive remainder sell sheep sixths SOLUTION square miles Subtract tens third thousand Troy Weights units weeks Write by figures yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 86 - 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 84 - Length 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5| yards, or 16| feet = 1 rod (rd.) 320 rods, or 5280 feet = 1 mile (mi.) Square Measure 144 square inches (sq.
Σελίδα 88 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 129 - 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 34 - If two men start from the same place, and travel in opposite directions, the one traveling at the rate of 3 miles an hour, and the other at the rate of 4 miles an hour, how far apart will they be at the end of 5 hours ? 11.
Σελίδα 130 - 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 90 - Time is a measured portion of duration. Table. 60 seconds (sec.) are 1 minute, m. 60 minutes, 1 hour. h. 24 hours, 1 day, d. 365 days, 1 common year, cy 366 days, 1 leap year, 1. y. Also, 7 days are 1 week, w.
Σελίδα 81 - 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 49 - At 8 cents a pound, how many pounds of sugar can be bought for 6 dozen of eggs, at 12 cents a dozen ? 31.