4. A man bought a house for $7250 and sold it at a loss of $788. How much did he sell it for?

5. A man has $1980. How much does he lack of having enough to buy a farm worth $13,000?

6. A debtor owing $10,847, paid $4090. How much did he still owe?

7. The seeds in a bushel of rye number 888,390; in a bushel of wheat, 556,290. Find the excess of rye seeds.

8. How much must be added to 109 to make 1,000,000? 9. In 1895 the production of wheat in Europe was 1,443,000,000 bushels; in the United States, 467,000,000 bushels. How many more bushels were produced in Europe than in the United States?

10. In 1895 Iowa produced 298,503,000 bushels of corn, exceeding in this respect any other State; Montana, in the same year, 33,000 bushels. Find the difference.

11. In 1895 California produced 40,098,000 bushels of wheat; Kansas, 29,919,000 bushels; Pennsylvania came third, with 20,456,000 bushels. How far did California lead each of the two other States?

12. In Hamilton County, Ohio, the internal revenue tax on tobacco in 1894 was $1,375.32; in 1895, $1,170.36. Find the decrease.

13. In Cincinnati the mean temperature of summer is 76 degrees; the mean temperature of winter is 29.2 degrees. Find the difference.

14. Sound travels through the air at the rate of 1090 feet per second when the temperature is 32 degrees, and 1 foot faster for every degree the temperature rises. How fast per second does sound travel when the temperature is 70 degrees?

ADDITION AND SUBTRACTION.

How many are:

ORAL EXERCISES.

1. 4 + 3—5 + 4 + 6 + 0 −3-5? Say 4, 7, 2, 6, 12, 9, result 4.

2. 7-145+7-3-89-4+ 5+ 8? 3. 93-5+7-4+3-68-4+7-3? 4. 65-3-4+7-3+4-5+7-6+8? 5. 47-3+86 +7-9+6-50-8? 6. 965 +7 —4—3 +7 +5—5—45? 7.834 −7+ 5—6 + 3 −8 + 4 + 7 + 5? 8. 93-7—4 +7 −3+ 5—6 +7 -7 +3? 9.94 6+ 7+ 8—4+7—4—7+3+6? 10. 937+4-3-29-5-4+7+3? 11. 937+4-3-29-5-4+8+3? 12. 1048-5-6 + 4+ 5 — 3 — 6 + 5+ 4 + 6?

13. 11—1—2—3—4—1+1+2+3+4+

5 + 6 ?

14. 122 3 − 4 + 5 — 6 + 7 — 8 + 9 −0+

+

1-2 + 3?

15. 1345 — 6 + 7 — 8 + 9 − 1 + 2 − 3 +

4-56?

16. 1456 −7+8—9 + 1 − 2 + 3 −4+ 5-6+7?

17. 1567 — 8+ 9 − 1 + 2 − 3 + 4 −5+ 6-7+8?

18. 1678 9+12+4—5+6—7+

8-9?

19. 1789 −8+ 7 — 6+1 −2+3 −4+ 5-6+7?

WRITTEN PROBLEMS.

1. Sarah had 5 dollars and earned 10 more; she then spent 8 dollars. How much money had she left?

2. Margaret wrote 12 letters in the forenoon and 14 in the afternoon. If she mailed 16 of them, how many had she still on hand?

3. William owned 16 rabbits. He sold 4 to Thomas, 6 to Henry, and bought 3 from James. How many rabbits had he then?

4. On leaving Eighth Street a trolley car had 6 passengers; at Fourteenth Street 2 left it and 6 entered it; at Twenty-second Street 1 left and 4 entered; at Thirtyseventh Street 4 more entered; at Forty-second Street 2 left. How many now remained?

5. A merchant had a piece of cloth containing 54 yards. He sold 12 yards to one man, 15 to another, and 10 to another. How many yards remained in the piece?

6. A gentleman bought a watch for $70 and a chain for $15. He sold the two for $97. How much did he gain?

7. A farmer had 70 sheep in one field and 65 in another. He sold 35 from each field. from each field. How many

remained?

8. Virginia bought a shawl for $16 and a pair of gloves for $2. She gave in payment two $10 bills. How much change was due her?

9. A man having received $56 for his services, paid $25 for a coat, $6 for a barrel of flour, and $5.50 for a ton of coal. How much money had he left?

10. The difference of the ages of two persons was 49

years; the younger person was born in 1850. In what year was the older born?

11. James has 97 cents; he pays 37 cents for a whistle and 60 cents for a knife. How much has he left?

12. Two men start from the same place and travel in the same direction. When one has travelled 65 miles and the other 47 miles, how far will they be apart?

13. John had 31 marbles; his father gave him 9 more; he sold 7, found 4, lost 8, and from his brother received in trade 4 for 5. How many did he then have?

14. A farmer paid $35 for a cow, $15 for sheep, $20 for pigs, and exchanged them all for a hundred-and-fiftydollar horse. How much did he have to pay in cash?

15. A man went into a clothing-store and bought a vest for $6.00, a coat for $20, and pantaloons for $11. He handed the clerk 4 ten-dollar bills. How much did he receive in change?

3. Find the difference between twenty thousand two and twelve thousand eight hundred.

4. A man has $10,000. How much must he borrow that he may be able to pay $24,750 for an estate?

5. Three men bought a building for $47,956. If the first paid $21,706, and the second $9575, how much remained for the third to pay?

6. If I deposit in one bank $1095.54, in another $987.95, and in a third $709.28, how much must I borrow to enable me to build a house worth $5486?

7. The sum of three numbers equals 98,765; two of the numbers are 28,907 and 36,794; what is the third number?

8. A man sold a firkin of butter for $20, a cheese for $10, and a quantity of fruit for $12.50. He received in payment 5 barrels of flour valued at $25.75. How much is still owing to him?

9. A farmer, having 625 bushels of grain, sold to A. 97 bushels, to B. 127, to C. 197, and gave 110 bushels to the poor. How many bushels had he remaining?

10. A man deposited $10,000 in a bank. He drew out at one time $47.00; at another, $24.80; and at another, $1474. How much had he remaining in the bank?

11. A boy bought a sled for $2.60, and gave $1.00 for having it repaired. He sold it for $4.00, and lost $2.50 of the money. To what extent was he then out of

pocket?

12. I bought 28 yards of cloth for $26.54, 10 yards of calico for $2.72, 25 pounds of sugar for $1.375, 4 pounds of tea for $1.95. I paid $9.85. How much do I still owe?