856. What is the smallest number of dollars that can be divided into piles, either of $5 each, or of $4 each, or of $2 each?

857. A man paid $1450 for a farm, $325 for drainage, $80 for fencing, and $420 for labor. The gross proceeds for one year amounted to $2975. With the profits he buys sheep at $5 each, and cows at $23 each, of each the same number. How many animals of each kind does he buy?

858. On July 1, 1871, the debt of the United States, less cash in the treasury, was $2,292,030,835. By July 1, 1885, it had been reduced to $1,386,555,523. What was the average reduction per annum for the whole of this period?

859. The foreign immigration into the United States. during the 10 years ending June 30, from 1876 to 1885 inclusive, was as follows:

What was the total number, and what was the average for

each year?

860. The revenue and expenditure of the United States in dollars, as estimated by the secretary of the treasury and in actual amount, for the fiscal year ending June 30, 1885, were as follows:

How far was the secretary out of the way in each estimate?

What was the surplus for the year?

861. A house-builder bought a house for $2637, and spent $247 in repairing it; he then sold it for $3000. What did he gain?

862. Harry is reading a book of 524 pages; he is now at page 228. How many pages has he still to read? If to-morrow he reads 78 pages, and the next day as many more, at what page will he then be? How many pages will then remain to be read?

863. One spring supplies 119 barrels of water in 7 hours; another, 390 barrels in 15 hours; and a third, 324 in 18 hours. In how many hours will the three springs together fill a cistern holding 1647 barrels?

864. A clerk agreed to work for a yearly salary of $1460. How much was that a day? He was discharged at the end of 5 months. How much is still due him, if he has already received $85?

865. A publisher sold 1500 copies of a book for $1020, and thereby made a profit of $150. Find the cost, the selling price, and the profit per hundred copies.

866. A button-hole maker earned in one month of 26 working days $52. She did 800 button-holes a day, and is paid at the rate of 25 cents per hundred. How many button-holes did she do during the month?

867. Mr. Fernald never gets home to supper till after 6 o'clock. His wife once kept an account for 30 days, and found that he was 15 minutes late 7 times, 18 minutes late 5 times, 20 minutes late 8 times, 25 minutes late 5 times, and half an hour late 5 times. What is Mr. Fernald's average time of getting home to supper?

2. Read the numbers in the preceding exercise, pronouncing first the integral part, and then the decimal part.

3. Write the following numbers: three hundredths; four hundred two thousandths; three thousand two hundred twenty-five ten-thousandths; twenty-seven thousand two hundred twenty-six hundred-thousandths; ninety-seven and two hundred eighteen thousandths; fifteen hundredmillionths; one million and seventeen ten-millionths; one million seventeen ten-millionths; eighty-three thousand and twenty-seven thousandths; eight thousand four tenthousandths.

4. What place after the decimal point is the place of thousandths? hundred-thousandths? hundredths? millionths? ten-millionths? ten-thousandths?

5. In a decimal number, what is the name of the order of units written in the first decimal place? in the third? the fifth? the seventh? the fourth? the second? the sixth?

6. Multiply by 10, 100, 1000 the numbers: 3.05; 4.538; 8.5.

7. Divide by 10, 100, 1000 the numbers: 32.8; 318.4; 4.825.

8. Reduce 40,000 cents to dollars. Reduce 75 dollars to cents.

13. 5678.0036+12.897 +0.11593 +0.612 +1.651.

14. 0.60105+0.00015 +412.685 + 0.115 +1.61 +0.18. 15. 2.012+0.191 +0.768960+ 71.02.

16. 707.60149 +0.0000619 +810.5 +0.320 +0.0409. 17. 4.37805+0.04459 + 600.2.

18. 806.78943 +0.897601 +1.2+8.97641+0.006+8.654. 19. 7089.7642 +8.9645 +9.8764 + 102.67 +789 +1.870. 20. 0.501276+286.78+8.791+0.64218+54.897 +0.8964. 21. 0.305412+210.0015+2000.56+0.00001+4.

22. Eighteen and seventeen hundredths; seven hundred seventy-seven ten-thousandths; seven and four hundred thirty-two thousandths.

Add:

23. One and eighteen ten-thousandths; two and four hundred ten-thousandths; eighty-five ten-thousandths; three hundred sixteen thousandths; ninety-five hundredths; one thousand eight ten-thousandths; seventeen hundred-thousandths; four and four thousand eighty-nine hundredthousandths.

24. Fourteen; fourteen tenths; fourteen hundredths; fourteen thousandths; fourteen ten-thousandths; fourteen hundred-thousandths; fourteen millionths; fourteen tenmillionths; fourteen hundred-millionths.

25. 12 eagles; 44 dollars; 168 dimes; 6927 cents.

26. 87 thousand-dollar bills; 1260 hundred-dollar bills; 378 gold eagles; 5500 dollars; 42317 dimes; 98 cents. 27. A shoemaker presented the following bill for his services. Correct the mistake in the addition.

28. The separate items of an account on four pages ledger were as follows. What is the whole amount?

of a