35. Subtract 432986702100 from 539864298670.

36. Subtract 29176807982 from 86543298765.

37. A speculator bought wild lands for $10580, and sold them for $7642. How much did he lose?

Ans. $2938. 38. Napoleon the Great was born in 1769, and died in How old was he at the time of his death? Ans. 52 years.

1821.

39.

1440.

Gunpowder was invented in 1330, and printing in
How many years between the two?

Ans. 110. 40. George Washington was born in 1732, and died in 1799. How old was he at his death? Ans. 67 years. 41. The first newspaper published in America was issued at Boston in 1704. How long was that before the death of Benjamin Franklin, which occurred in 1790 ? Ans. 86 years.

42. The first steamboat in the United States, built by Robert Fulton, in 1807, made a trip from New York to

Albany in 33 hours. How many years from that time to the visit of the Great Eastern to this country in 1860? Ans. 53 years.

43. Queen Victoria was born in 1819. What was her age in 1892 ? Ans. 73 years.

44. The United States contains 3668167 square miles, and British North America contains 3777550 square miles. How many square miles does the latter country exceed the former? Ans. 109383.

EXAMPLES COMBINING ADDITION AND SUBTRACTION.

1. A farmer having 450 sheep, sold 124 at one time, and 96 at another. How many had he left? Ans. 230. 2. If a man's income is $175 a month, and he pays $25 for rent, $44 for provisions, and $18 for other expenses, how much will he have left?

Ans. $88. He paid at one How much remained Ans. $1981. 4. A man paid $140 for a horse and $165 for a carriage. He afterwards sold them both for $300. Did he gain or lose, and how much? Ans. Lost $5.

3. A man gave his note for $3245. time $780, and at another $484. unpaid?

5. A flour merchant having 700 barrels of flour on hand, sold 278 barrels to one man, and 142 to another. How many barrels had he left? Ans. 280 barrels.

6. Three men bought a farm for $9840. The first paid $2672, the second paid $3089, and the third, the remainder. What did the third pay? Ans. $4079.

7. A man bought a house for $1500, and having expended $315 for repairs, sold it for $2000. What was his gain? Ans. $185.

8. Henry Jones owns property to the amount of $36748, of which he has invested in real estate $12850,

in personal property $9086, and the remainder he has in bank. How much has he in bank? Ans. $14812.

9. A grocer bought 275 pounds of butter of one farmer, and 318 pounds of another; he afterwards sold 210 pounds to one customer, and 97 to another. How many pounds had he left? Ans. 286 pounds.

10. A man deposited in bank $10476; he drew out at one time $2356, at another $1242, and at another $737. How much had he remaining in bank? Ans. $6141. 11. Borrowed of my neighbor at one time $680, at another time $910, and at another time $218. Having paid him $1309, how much do I still owe him? Ans. $499.

12. A man bought 3 lots; for the first he paid $2480, for the second $3137, and for the third as much as for the other two; he afterwards sold them for $15000. What was his gain? Ans. $3766.

13. A farmer raised 1864 bushels of wheat, and 1129 bushels of corn. Having sold 1340 bushels of wheat, and 1000 bushels of corn, how many bushels of each has he remaining? Ans. 524 bushels, and 129 bushels. 14. A man worth $25800, bequeathed his estate so that each of his two sons should have $9400, and his daughter the remainder. What was the daughter's por

tion?

RUD. AR. -6

MULTIPLICATION.

50. Multiplication is the process of taking one of two given numbers as many times as there are units in the other.

51. The Product is the result obtained.

ORAL EXERCISES.

1. At 9 cents a pound, what will 7 pounds of sugar

cost?

SOLUTION. - Seven times 9 cents are 63 cents.

of sugar will cost 63 cents.

Seven pounds

2. At $6 a week, what will 8 weeks' board cost? 3. At $7 a yard, what will 9 yards of cloth cost? 4. If Robert can earn $10 in one month, how much can he earn in 4 months? In 9 months? In 11 months? 5. What will be the cost of 12 pounds of coffee, at 9 cents a pound?

6. At $5 a ton, what will 9 tons of coal cost?

7. At $4 a yard, what will 8 yards of cloth cost? 8. If a pair of boots costs $5, what will be the cost of 3 pairs? Of 6 pairs? Of 7 pairs? Of 11 pairs? 9. Since 12 inches make a foot, how many inches in In 5 feet? In 7 feet? In 12 feet?

3 feet?
10. At 5 cents a

quart, what

cost? 10 quarts? 11 quarts?

will 6 quarts of milk

11. If a man earns $8 in a week, how much can he earn in 6 weeks?

In 7 weeks? In 8 weeks?

52. The Multiplicand is the number to be multiplied.

53. The Multiplier is the number which shows how many times the multiplicand is to be taken.

54. The Factors are the multiplicand and multiplier.

55. The Sign of Multiplication is the oblique cross, X. It shows that the numbers connected by it are to be multiplied by one another.

Thus, 9 × 6 = 54, is read 9 times 6 equal 54.