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9. 4 6 5 6 6 5 1 9 6 4 7 5 7 6 4 5 6 4 3 8 7 7 5 5 6 7 7 0 6 8 5 4

10.
7 6 4 5
8 6 5 6
8 6 6 9
7 8 8 7
8 6 8 6
7 8 8 6
6 0 1 8
5 7 7 8

11.
27 8 5
3 4 9 1
3 4 4 4
4 3 2 2
5 4 9 6
5 6 6 3
6 0 6 2
5 6 2 4

12. 5 9 4 6 6 4 8 2 6 6 7 7 6 4 4 1 7 4 3 2 6 7 7 3 6 4 5 7 5 3 8 4

13. From the following figures determine the value of Alaska's output during the last fifteen years : Gold

$ 260,488,175 Silver

3,011,153 Copper

46,281,148 Other minerals

2,751,638 Fisheries and furs

299,581,890 Other merchandise

1,705,820 14. From the following data find the total attendance and total receipts for the World's Championship Series for the fourteen years given :

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15. Find the totals in the following table showing the local cut of timber from the National forests in a recent year:

CUT UNDER FREE USE

STATE

CUT UNDER SALE

Written
Permit

Without Written

Permit

Oregon
Idaho
California
Montana
Arizona
Washington
Alaska
Colorado
Utah
New Mexico
Wyoming
South Dakota
Arkansas
Minnesota

Board Feet 88,157,000 76,679,000 57,352,000 47,249,000 44,672,000 48,187,000 35,019,000 39,611,000 25,844,000 17,761,000 20,513,000 20,896,000 12,238,000 5,323,000

Board Feet 7,663,000 20,969,000 7,711,000 8,861,000 1,224,000 1,918,000 11,723,000 9,627,000 9,727,000 4,479,000 7,382,000 5,224,000

138,000 329,000

Board Feet 2,297,000

74,000 192,000 1,774,000 4,889,000

50,000 3,000,000

33,000 126,000 9,270,000

10,000

ORAL DRILL

In each of the following examples find by inspection the sum of the two amounts given:

1. $ 2.50, $ .50 11. $ 1.25, $ 8.75 21. $ 5.50, $ 4.50 2. $ 1.25, $ .75 12. $ 2.10, $ 4.65 22. $ 6.50, $ 4.35 3. $ 2.15, $ 35 13. $ 8.40, $ 1.60 23. $ 8.40, $ 8.75 4. $ 3.75, $ 1.10 14. $ 7.65, $ 2.35 24. $ 7.15, $ 9.90 5. $ 4.00, $ 2.35 15. $ 3.15, $ 3.75 25. $ 4.45, $ 5.40 6. $ 3.70, $ 2.45 16. $ 4.15, $ 6.10 26. $ 9.10, $ 6.85 7. $ 7.20, $ 3.75

17. $ 4.65, $ 9.15 27. $ 8.40, $ 4.65 8. $ 8.15, $ 4.15 18. $ 3.65, $ 4.30 28. $ 4.10, $ 7.40 9. $ 2.65, $ 5.65 19. $ 4.10, $ 6.20 29. $ 5.30, $ 6.75 10. $ 3.35, $ 6.35 20. $ 5.20, $ 9.70 30. $ 2.75, $ 4.75

Exercise

1. The sales of a merchant for six days amounted to the following: $ 73.55, $64.80, $ 94.40, $ 89.35, $ 95.75, $111.10. What was the total amount for the week?

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2. From the data on the preceding page, find the annual total of timber cut under sale in the states of Oregon, Idaho, California, and Washington.

3. The sales of the Springfield Department Store for the four weeks of December amounted to $ 32,365.45, $ 38,425.55, $41,285.25, $ 54,321.10. What was the total amount?

4. New York is 1405 miles east of Omaha, and San Francisco is 1864 miles west of Omaha. How far is it from New York to San Francisco by way of Omaha ?

5. The sales of the Western Gun Co. for the twelve months in a year were as follows: $3771.60, $ 4236.40, $3815.75, $4625.50, $3275.85, $ 3018.95, $3885.40, $ 4129.25, $ 3828.35, $ 4121.70, $ 4333.55, $ 4963.00. What was the total amount?

6. What is the area of New England in square miles if the area of Maine in square miles is 33,040; of New Hampshire, 9305; of Vermont, 9565; of Massachusetts, 8315; of Rhode Island, 1250; of Connecticut, 4990 ?

7. The area in square miles of the main body of the United States is 3,088,519; the outlying possessions are Alaska, 590,884 square miles; Hawaii, 6449; Porto Rico, 3435; Philippines, 115,026; other outlying possessions, 761 square miles. Find the total area of the possessions.

8. Approximately the areas of the Great Lakes in square miles are as follows: Superior, 32,000; Michigan, 22,400 ; Huron, 23,000; Erie, 10,000; Ontario, 6700. What is the total area ?

9. If in Thomaston, 3980 clocks were made during the first week in September, 3986 the second week, 4016 the third week, and 4221 the fourth week, how many clocks were made there during those four weeks?

10. The annual production of corn in the United States for a number of years averaged $ 854,000,000; of hay, $467,000,000 ; the production of cotton, $ 406,000,000 ; of wheat, $ 395,000,000 ; and of oats, $ 254,000,000. Find the total average annual value of these five productions.

Second Method

Rule. Set down the sums of the numbers in each column, each in its place, and add these sums.

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