20. Multiply 99999999 by 88888888.
21. Multiply 700110000 by 700110000.
22. Multiply 4070607 by 7007000.
23. Multiply 4110000 by 1017010.

24. Multiply 1000001 by 1000001.

25. Multiply 1152921504606846976 by 1152921504606846976.

26. Multiply five hundred eighty-six by nine hundred eighty. 27. Multiply three thousand eight hundred five by one thousand seven.

28. Multiply two thousand seventy-one by seven hundred six. 29. Multiply eighty-eight thousand and eight by three thousand and seven.

30. Multiply ninety thousand eight hundred seven by one thousand ninety-one.

31. Multiply three hundred seventy-five thousand by five thousand seven.

32. Multiply ninety thousand eight hundred seven by nine thousand one hundred six.

33. Multiply fifty thousand and one by five thousand eight hundred seven.

34. Multiply eighty thousand and nine by nine thousand sixteen.

35. Multiply forty-seven thousand thirteen by eighty thousand eight hundred seven.

36. Multiply twenty-nine million two thousand nine hun dred nine by four hundred four thousand forty.

37. Multiply eighty-seven millions by eight hundred thousand seven hundred.

38. Multiply one million one thousand one hundred one by nine hundred nine thousand ninety.

39. Multiply forty-nine millions forty-nine by four hundred ninety thousand forty-nine.

40. Multiply two hundred millions two hundred by two millions two thousand and two.

Section 4.

DIVISION.

1. Divide 1728 by 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12.
11. Divide 123456789 by 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12.
21. Divide 987654 by 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12.
31. Divide 2345678901 by 23, 24, 25, 26, 27, 28, 29, 33,
35, and 37.

41. Divide 6789567 by 81, 76, 59, 97, 86, 43, and 69.
48. Divide 8901239 by 89, 46, 38, 15, 19, 91, and 99.
55. Divide 5678901 by 79, 31, 39, 47, 51, 19, and 44.
62. Divide 2345678 by 91, 18, 81, 71, 61, 51, and 41.
69. Divide 9012345 by 31, 41, 51, 61, 72, 82, and 99.
76. Divide 6717890 by 98, 88, 78, 68, 58, 48, and 38.
83. Divide 4567890 by 19, 29, 39, 49, 59, 69, and 79.
90. Divide 1357901 by 87, 77, 67, 57, 37, 47, and 27.
97. Divide 9988891 by 77, 19, 17, 16, 15, 29, and 99.
104. Divide 9999999 by 69, 41, 34, 64, 54, 84, and 94.
111. Divide 3456789567 by 987, 849, 319, and 819.
115. Divide 8997744444 by 345, 678, 907, and 419.
119. Divide 4500700701 by 407, 506, 781, and 309.
123. Divide 7010781009 by 800, 700, 601, and 123.
127. Divide 345678901765 by 4007, 671, and 39.
130. Divide 478956785178 by 56789 and 475.

132. Divide 678957000107 by 10789561.
133. Divide 990070171009 by 900700601.

134. Divide 444440000700 by 87670000.

135. Divide 987654786 by 9867.

136. Divide 985746856 by 9867

137. Divide 9876534444444 by 444444

138. Divide 777777

77777 by 3333333.

139. Divide 9900990000999900 by 88001.

140. Divide 800090001003007 by 9000009.
141. Divide 3456789123456787 by 990000.
142. Divide 8000000000000000 by 777777.
143. Divide 1357924680192876 by 34567891231.
144. Divide 4766666000000 by 55550000000.
145. Divide 987654321123 by 100000000.
146. Divide 71897654325 by 700000000.
147. Divide 102340050070 by 102340050070.

148. Divide three hundred twenty-one thousand three hundred dollars equally among six hundred seventy-five men. 149. Four hundred seventy-one men purchase a township containing one hundred eighty-six thousand forty-five acres; what is the share of each?

150. A rail-road, which cost five hundred eighteen thousand seventy-seven dollars, is divided into six hundred seventynine shares; what is the value of each share?

151. Divide forty-two thousand four hundred thirty-five bushels of wheat equally among one hundred twentythree men.

152. A prize, valued at one hundred eighty-four thousand seven hundred seventy-five dollars, is to be divided equally among four hundred seventy-five men; what is the share of each?

153. A certain company purchased a valuable township for nine million six hundred ninety-one thousand eight hundred thirty-six dollars; each share was valued at seven thousand eight hundred fifty-four dollars; of how many men did the company consist?

154. A tax of thirty million fifty-six thousand four hundred sixty-five dollars is assessed equally on four thousand five hundred ninety-seven towns; what sum must each town pay?

Section 5.

MISCELLANEOUS EXAMPLES.

1. A. bought 73 hogshead of molasses at 29 dollars per hogshead, and sold it at 37 dollars per hogshead; what did he gain?

2. B. bought 896 acres of wild land at 15 dollars per acre, and sold it at 43 dollars per acre; what did he gain? 3. N. Gage sold 47 bushels of corn at 57 cents per bushel, which cost him only 37 cents per bushel; how many cents did he gain?

4. A butcher bought a lot of beef weighing 765 pounds at 11 cents per pound, and sold it at 9 cents per pound; how many cents did he lose?

5. A taverner bought 29 loads of hay at 17 dollars per load, and 76 cords of wood at 5 dollars a cord; what was the amount of the hay and the wood?

6. Bought 17 yards of cotton at 15 cents per yard, 46 gallons of molasses at 28 cents per gallon, 16 pounds of tea at 76 cents a pound, and 107 pounds of coffee at 14 cents a pound; what was the amount of my bill?

7. A man travelled 78 days, and each day he walked 27 miles; what was the length of his journey?

8. A man sets out from Boston to travel to New York, the distance being 223 miles, and walks 27 miles a day for 6 days in succession; what distance remains to be travelled? 9. What cost a farm of 365 acres at 97 dollars per acre? 10. Bought 376 oxen at 36 dollars per ox, 169 cows at 27 dollars each, 765 sheep at 4 dollars per head, and 79 elegant horses at 275 dollars each; what was paid for all? 11. J. Barker has a fine orchard, consisting of 365 trees, and each tree produces 7 barrels of apples, and these apples will bring him in market 3 dollars per barrel; what is the income of the orchard?

12. J. Peabody bought of E. Ames 7 yards of his best broadcloth at 9 dollars per yard, and in payment he gave Ames a one hundred dollar bill; how many dollars must Ames return to Peabody?

13. Bought of P. Parker a cooking-stove for 31 dollars, 7 quintals of his best fish at 6 dollars per quintal, 14 bushels of rye at one dollar per bushel, and 5 mill-saws at 16 dollars each; in part payment for the above articles, I sold him 8 thousand feet of boards at 15 dollars per thousand; how much must I pay him to balance the account? 14. In one day there are 24 hours; how many in 57 days? 15. In one pound avoirdupois weight there are 16 ounces; how many ounces are there in 369 pounds?

16. In a square mile there are 640 acres; how many acres are there in a town, which contains 89 square miles? 17. What cost 78 barrels of apples at 3 dollars per barrel? 18. Bought 500 bushels of flour at 5 dollars per barrel, 47 hundred weight of cheese at 9 dollars per hundred weight, and 15 barrels of salmon at 17 dollars per barrel; what was the amount of my purchase?

19. Bought 760 acres of land at 47 dollars per acre, and sold J. Emery 171 acres at 56 dollars per acre, J. Smith 275 acres at 37 dollars per acre, and the remainder I sold to J. Kimball at 75 dollars per acre; what did I gain by my sales? 20. Bought a hogshead of oil containing 184 gallons at 75 cents per gallon; but 28 gallons having leaked out, I sold the remainder at 98 cents per gallon; did I gain or lose by my bargain?

21. Bought a quantity of flour, for which I gave 1728 dollars, there being 288 barrels; I sold the same at 8 dollars per barrel; what did I gain?

22. Purchased a cargo of molasses for 9212 dollars, there being 196 hogsheads; I sold the same at 67 dollars per hogshead; what did I gain?

Q