Robinson's Progressive Intellectual Arithmetic: On the Inductive Plan; Being a Sequel to the Progressive Primary Arithmetic ... |
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Page 57
... halves in 4 ? ANALYSIS . Since in 1 there are 2 halves , in 4 there are 4 times 2 halves , or 8 halves . Therefore there are 8 halves in 4 . 7. How many halves in 5 ? in 6 ? 8. How many halves in 7 ? in 7 and 1 half ? 9. How many thirds ...
... halves in 4 ? ANALYSIS . Since in 1 there are 2 halves , in 4 there are 4 times 2 halves , or 8 halves . Therefore there are 8 halves in 4 . 7. How many halves in 5 ? in 6 ? 8. How many halves in 7 ? in 7 and 1 half ? 9. How many thirds ...
Page 58
... halves ? in 16 halves ? in 24 halves ? 17. How many whole things in 9 thirds ? in 18 thirds ? 18. How many whole things in 10 halves ? in 12 thirds ? in 21 thirds ? in 20 halves ? 19. How many half bushels in 3 bushels and 1 half ? 20 ...
... halves ? in 16 halves ? in 24 halves ? 17. How many whole things in 9 thirds ? in 18 thirds ? 18. How many whole things in 10 halves ? in 12 thirds ? in 21 thirds ? in 20 halves ? 19. How many half bushels in 3 bushels and 1 half ? 20 ...
Page 66
... halves of what number ? 18. 72 is 9 eighths of what number ? 19. 40 is 10 elevenths of what number ? 20. 36 is 12 twentieths of what number ? 21. 42 is 7 fifths of what number ? 22. 5 sixths of 24 is 2 thirds of what number ? ANALYSIS ...
... halves of what number ? 18. 72 is 9 eighths of what number ? 19. 40 is 10 elevenths of what number ? 20. 36 is 12 twentieths of what number ? 21. 42 is 7 fifths of what number ? 22. 5 sixths of 24 is 2 thirds of what number ? ANALYSIS ...
Page 71
... halves in §§ ? in 42 ? 40. How many tenths in 24 ? in 37 ? 41. How many fifteenths in ? in f ? 42. How many elevenths in 2 ? in ? 43. How many sixteenths in ? in ff ? 44. How many twentieths in 36 ? in 45. How many twenty - fourths in ...
... halves in §§ ? in 42 ? 40. How many tenths in 24 ? in 37 ? 41. How many fifteenths in ? in f ? 42. How many elevenths in 2 ? in ? 43. How many sixteenths in ? in ff ? 44. How many twentieths in 36 ? in 45. How many twenty - fourths in ...
Page 110
... halves of 48 ? of how many twelfths of 72 ? of how many thirds of 21 ? of how many fourths of 24 ? of how many twelfths of 60 ? of how many fourths of 40 ? of how many eighths of 72 ? of how many ninths of 180 ? of 18 is 4 times what ...
... halves of 48 ? of how many twelfths of 72 ? of how many thirds of 21 ? of how many fourths of 24 ? of how many twelfths of 60 ? of how many fourths of 40 ? of how many eighths of 72 ? of how many ninths of 180 ? of 18 is 4 times what ...
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Common terms and phrases
12 cents 12 days 12 dollars 12 is contained 20 cents 20 dollars 20 per cent 50 cents 9 cents 9 dollars acres amount ANALYSIS barrel of flour bought a horse boys bushels cost bushels of corn bushels of oats bushels of wheat camphene cents a dozen cents a pound cents apiece cider cords of wood dimes divided dollars a yard drover earn eighths equals the interest farmer sold feet fifths flour cost furlongs gain or lose gain per cent gallons gave grocer bought halves hogshead horses eat improper fraction less lowest terms miles an hour mixed number molasses multiply ninths paid pair peaches pennyweights piece pints pound cost pounds of coffee pounds of sugar principal equals quarts receive Reduce remainder rods sell sevenths sheep shillings sixths trees turkeys twelfths University Algebra whole number worth yard cost yards of cloth
Popular passages
Page 55 - Thirty days hath September, April. June, and November; All the rest have thirty.one, Save February, which alone Hath twenty.eight; and one day more We add to it one year in four.
Page 54 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Page 49 - 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
Page 68 - An improper fraction is one whose numerator is equal to, or greater than its denominator ; as, $, -f . A mixed number is a whole number and a fraction expressed together; as, 4f, 25-ht.
Page 56 - NUMBERS. 12 units = 1 dozen. 12 dozen — 1 gross. 12 gross = 1 great gross. 20 units = 1 score.
Page 44 - The dividend is the number to be divided. The divisor is the number by which we divide.
Page 52 - 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.
Page 51 - MEASURE. 12 inches (in.) make 1 foot, ft. 3 feet "1 yard, yd. 5¿ yards, or 16¿ feet, " 1 rod, rd. 40 rods
Page 52 - CLOTH MEASURE. 2^ inches (in.) make 1 nail, na. 4 nails
Page 141 - The present worth of a note payable at a future time is such a sum as, put at interest at the given rate per cent, until it becomes due, will amount to the face of the note. Discount is an allowance made for the payment of money before it becomes due, and is obtained by subtracting the present worth from the given sum or face of the note. 1. What is the present worth of $180 payable in 3 years 4 months at 6 per cent.