New Mental Arithmetic, for Primary Departments ...

Clark & Maynard, 1873

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Περιεχόμενα

 Ενότητα 1 3 Ενότητα 2 5 Ενότητα 3 7 Ενότητα 4 17 Ενότητα 5 63
 Ενότητα 6 65 Ενότητα 7 92 Ενότητα 8 93 Ενότητα 9 96 Ενότητα 10 122

Δημοφιλή αποσπάσματα

Σελίδα 107 - A Fraction is one or more of the equal parts into which a unit is divided.
Σελίδα 122 - TABLE. 4 farthings (far.) equal 1 penny, d. 12 pence . . . "1 shilling, s. 20 shillings . . "1 pound or sovereign, £. 21 shillings . . "1 guinea, . . . G.
Σελίδα 132 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Σελίδα 123 - 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 138 - The terms folio, quarto, octavo, duodecimo, etc., indicate the number of leaves into which a sheet of paper is folded. A sheet folded in 2 leaves is called a Folio.
Σελίδα 65 - ... 4 in 4 1 time. 4 in 8 2 times. 4 in 12 3 times. 4 in 16 4 times. 4 in 20 5 times. 4 in 24 6 times. 4 in 28 7 times. 4 in 32 8 times.
Σελίδα 106 - In one hogshead there are 63 gallons : how many gallons are there in 4 hogsheads ? 46. What cost 32 pounds of sugar, at 8 cents per pound ? 47. What cost 85 reams of paper, at 3 dollars per ream? 48. What cost 90 hats, at 4 dollars apiece ? 49. In 1 week there are 7 days ; how many days are there in 70 weeks ? 50. In 1 hour there are 60 minutes : how many minutes are there in 9 hours ? 49.
Σελίδα 56 - ... 11 times 9 are 99 11 times 10 are 110 11 times 11 are 121 11 times 12 are 132 12 times 4 are 48 12 times 5 are 60 12 times 6 are 72 12 times 7 are 84 12 times 8 are 96 12 times 9 are 108 12 times 10 are 120 12 times 11 are 132 12 times 12 are 144...
Σελίδα 51 - ... 7 times 1 are 7 7 times 2 are 14 7 times 3 are 21 7 times 4 are 28 7 times 5 are 35 7 times 6 are 42 7 times 7 are 49 7 times 8 are 56 7 times 9 are 63 7 times 10 are 70 7 times 11 are 77 7 times 12 are 84...
Σελίδα 134 - TIME. 60 seconds (sec.) are 1 minute (min.) 60 minutes " 1 hour (h.) 24 hours " 1 day (d.) 365 days " 1 common year (y.) Aleo, 7 days are 1 week (wk.) 12 calendar months