COMPOUND SUBTRACTION TEACHES how to find the difference, or inequality, of any two sums of divers denominations. SUBTRACTION OF MONEY. RULE. Place those numbers under each other which are of the same denomination; the less being placed below the greater, begin with the least denomination, and if it exceed that in the upper, you must borrow as many units as make one of the next greater; and then proceed as you were directed in simple subtraction, remembering always to add one to the next superior denomination towards the left hand, for that which you borrowed. Proof, same as simple subtraction. COMPOUND MULTIPLICATION Is the multiplying of divers denominations by one, or more integers, or by a multiplier of divers denominations. CASE 1. When the multiplier does not exceed 12: or, when the price is multiplied by the quantity, RULE. Multiply separately each denomination in the multiplicand, beginning at the lowest denomination and carry to the next superior denomination, as in Compound Addition. 3s. In this example, I say, 6 times 6 make 36 pennies, which are Set down 0, in the place of pence and carry 3, to the place of shillings. Then say, 6 times 12 make 72, and 3, that were carried, make 75s. or 3l. 15s. Set down 15 in the place of shillings, and carry 3 to the pounds; and then say, 6 times 7 are 42, and 3, that were carried, make 457. £. 8. d. £, 8. d. gr. £. 8. d. 17, T. hlids. gal. qt. pt. gal. qt. pt. gil. 37, S, 62, 2, 1, 3, 28, 2, 1, 3 6 8 hhd. QUESTIONS. What is the amount of 6 pieces of ribbon, at 2s. 6d. per piece? 6 Ans. 15s. Od. What is the amount of 7 lbs. of tea, at 4s. 6d. per lb. ? 9 £.6, 10, 6 Ans. What is the weight of 4 hhds. of sugar, each weighing 6cwt. 2qr. 201b.? What is the weight of 6 silver spoons, each weighing 1oz. 12pwt. 14gr.? How many acres in 6 lots, each containing 75a. 3r. 28rd.? What is the amount of 15 firkins of butter, each containing, 681b. at 1s. 4d. per lb. ? What is the amount of 25hhds. of rum, each containing 115gals. at 7s. 9d. 3qr. per gal.? A husbandman wishing to stock his farm, bought 4 horses at 45 dols, each; 7 cows at 15 dols. each; 35 sheep at one dol. each; 12 yearlings at 4 dols. each; 4 colts at 19 dols. each; and 16 swine at Cdols. each. What is the amount of the whole stock; and the separate amount of each? What is the amount of 56 cases of gin, each case containing 8 bottles, at us. 11d. 3qr. per bottle ? What is the amount of 642 bushels of wheat, at 1 dol. and a quarter per bushel ? What is the weight of 25 loads of hay, each weighing 16cwt. 3 qr. 25lb. 7oz.? What is the weight 125 fat oxen, each ox weighing 895wt. 14 oz.? What is the weight of 376 fat sheep, each quarter weighing 22lb. 13oz.? What is the amount of 649 pieces of callico, each piece containing 50yds. at 33. 7d. 3qr. per yd. ? What is the amount of 1249 pieces of tape, each piece containing 75yds. at 1d. 3qr. per yd. ? What is the amount of 96 bales of cotton, each bale containing 2351b. at Ss. 7d. 3qr. per lb. What is the amount of 84hhds. of sugar, each hhd. containing the wt. of 3 barrels, and each barrel containing 263lb. at 14d. 3qr. per lb. ? What is the amount of 94 hhds. of molasses, each hhd. containing 127 gals. at 5s. 9d. 3qr. per gal. ? What is the amount of 44 barrels of linseed oil, each barrel containing 31 gals, at a dol, and a quarter per gal. ? |