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272. Written Exercises.

Divide : 1. 25,678 by 38. 6. 23,670 by 15. 11. 37,896 by 376. 2. 17,408 by 19. 7. 10,682 by 14. 12. 51,678 by 645. 3. 62,389 by 83. 8. 25,678 by 38. 13. 10,682 by 210. 4. 37,896 by 52. 9. 17,408 by 27. 14. 12,367 by 144. 5. 51,678 by 57. 10. 62,389 by 88. 15. 98,765 by 990.

16. There are 5280 ft. in one mile. Reduce 5,786,968 ft. to miles.

17. There are 365 da. in one year. Reduce 63,475 da. to years.

18. At 15¢ a gallon, how many gallons of oil can be bought for $ 4.50 ?

19. A bushel of wheat weighs 60 lb. A cental is 100 lb. How many bushels are there in 18 centals of wheat?

20. A barrel of flour contains 196 lb. How many barrels can be filled from 6272 lb. of flour ?

21. At $ 75 an acre, how many acres of land can be bought for $ 3000 ?

22. If a man saves $ 45 a month, in how many months will he save enough to buy a farm worth $ 3150 ?

23. There are 144 sq. in. in one square foot. Reduce 11,520 sq. in. to square feet.

24. There are 320 rd. in one mile. Reduce 1920 rd. to miles.

273. Written Problems.

1. A farmer planted an orchard of 240 trees. There were 24 trees in each row. How many rows were there in the orchard ?

2. Find the cost of 26 cans of oil at $ 1.10 a can. 3. A trader paid 22¢ a dozen for eggs. He bought

A $ 8.80 worth. How many dozen did he buy?.

4. A car made 8 trips in a day. On an average the car carried 85 people each trip. The fare was 5%. What were the total receipts for the day?

5. If school is in session 5 hours a day for 200 days in the year, how many hours of school are there in a year?

6. A boy's salary is $20 a month. He has been paid $120. How many months has he worked ?

7. A boy puts $ 8 in a bank each month he works. He has $176 in the bank. How

How many months has he been working ?

A farmer sold his hay at $9 a ton. He received for his crop $ 1800. How many tons of hay did he sell?

9. A farmer sold his wheat at $.85 a bushel. He sold 78 bushels. How much did he receive for his wheat?

10. A merchant buys flour at $5 a barrel and sells it at $ 6. How much does he gain on each barrel ? $1 is what part of $5?

11. A boy bought 30 papers at the rate of 2 for 5€. He sold 25 of them at 5¢ apiece. The other 5 he gave away. Did he gain or lose, and how much?

a

CHAPTER V

FRACTIONS AND DECIMALS

COMPOUND NUMBERS AND REVIEWS

ADDITION OF FRACTIONS

274. Written Exercises. One boy and 1 boy and 1 boy are – boys. One half and one half and one half are — halves. {

are equal to - 1 Add: 41 Add the fractions first: į+1+1 are ž,

21 which are equal to 1. Write the į under 21 the column of fractions and add the l 91 to the column of whole numbers.

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276.* 1. Find by addition the cost of 5 yards of cloth at 41¢ a yard.

2. How far is it around an oblong that is 81 in. long and 54 in. wide ? Draw the oblong.

* Dictate additional problems of a similar character.

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277. Written Exercises.
Review Exercise 90, p. 88.
b
d
f 9

h 41 3} 43 41 43 6.

73 5. 51 53 6

51 83 9} 73 6 7

5 93 81 3,2 63 73 81 43 6 81 73 41 31 8 92 43 71 53 83 2 3 9 6

33
8 6

7} 1. Find by additicn the distance around a room that is 43 yd. long and 3} yd. wide.

2. Find by addition the cost of 6 yd. of cloth at 5ş¢ a yard.

SUBTRACTION OF FRACTIONS 278. Written Exercises. 1. Subtract 27 from 41. 2. Subtract 2 from 51. MODEL:

MODEL: 41 1 and 0 make 1. 52 0 and į make 1: - 21

- 2 2 2 and 2 make 4. 31 2 and 3 make 5.

Solve: 3. b a f 9

h i 41 51 63 43 4? 43

71 5 77

3 - 21 - 2 3 - 2 - 3

2
23 21 - 3} - 3.

- 3
b
d

f

g 143 231 24 26 303 401 453 - 61 -18 - 181

9 - 162

-- 10

– 28 5. Find the sum of each of the above exercises.

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4.

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279. Written Exercises. 1. From 27 subtract 134. MODEL: 27 Add ž to the minuend. and 13 are z. Add 1 to 3.

Add 1 to 3. 4 and 3 are 7. 13: 1 and 1 are 2.

2
Subtract:
a' b

d
f 9

h i 2. 4 5 8 6 3 10 25 15 24 21 11 31 41 21 41 121 87

81 201

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5. A woman bought 8 yd. of cloth. She used 21 yd. in making a waist. How much of the cloth had she left ? 6. A .

A grocer bought 9 doz. eggs. He sold 51 dozen. How many dozen did he have left ?

7. A girl bought 10 yards of lace. She used 33 yards to trim a dress. How many yards had she left ?

8. A girl bought 2 pieces of ribbon. One of the pieces was 6.1 yards long and the other was 41 yards long. How many yards were there in the two ribbons ?

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