cents for a pencil: how much did he give for both?

9. A lady paid 27 dollars for a shawl, 8 dollars for a bonnet, and 3 dollars for a pair of shoes: how much did she pay. for all?

10. A merchant sold 18 yards of muslin to one customer, 7 yards to another, and 8 yards to another how many yards did he sell?

6. Add thirty thousand six hundred and fifty; fifty thousand and eighty-five; four hundred thousand six hundred and seven; and three hundred and forty thousand and seventy.

7. Add eight million eight thousand and eight; eighteen million eighteen thousand and eighteen ; and eight hundred million eight hundred thousand eight hundred.

8. The distance by railroad from Philadelphia to Harrisburg is 106 miles; from Harrisburg to Pittsburg, 249 miles; from Pittsburg to Crestline, 188 miles; from Crestline to Fort Wayne, 132

miles; from Fort Wayne to Chicago, 148 miles: how far is it from Philadelphia to Chicago?

9. One of the wards of a certain city contains 1384 houses; another, 2868 houses; another, 857 houses; and another, 1486 houses: how how many houses in the city?

10. A steamship sailed 217 miles the first day; 265 miles the second; 227 miles the third; 187 miles the fourth; and 168 miles the fifth: how many miles did it sail in the five days?

LESSON VI.

MENTAL EXERCISES.

New Additive Number, 9.

1. Three and 9 are how many ? 7 and 9? 9 and 7? 8 and 9? 9 and 8? 5 and 9?

2. How many is 149? 24+9? 44+ 9? 169? 369? 56+ 9?

3. How many is 179? 37 +9? 57+9? 239? 439? 63+ 9?

4. Begin with 3 and count to 57 by adding 9 successively.

5. A farmer sold 6 hogs to his neighbor and 9 to a drover how many hogs did he sell?

6. Andrew sold 8 bunches of grapes and had 9 bunches left: how many bunches had he at first? 7. There are 17 cows in one field and 9 cows in another: how many cows in both fields?

8. A pole is 7 feet in the water and 9 feet in the air how long is the pole?

9. A man paid 23 dollars for a coat, 9 dollars for a pair of pants, and 8 dollars for a vest: how much did he pay for the suit?

10. A boy paid 45 cents for a ball, 8 cents for marbles, and 7 cents for an orange: how much did he pay for all?

6. What is the sum of nine billion nine million and nine; nine hundred million nine hundred thousand nine hundred; and ninety million nine hundred thousand and ninety?

7. The State of Maine contains 31766 square miles; New Hampshire, 9280 square miles; Vermont, 10212; Massachusetts, 7800; Connecticut, 4674; and Rhode Island, 1306. How many square miles in all of the New England States?

8. The distance by railroad from Boston to Springfield is 98 miles; from Springfield to Albany, 103 miles; from Albany to Buffalo, 298 miles; from Buffalo to Cleveland, 183 miles; from Cleveland to Chicago, 355 miles. How far from Boston to Chicago?

LESSON VII.

REVIEW.

1. An orchard contains 25 apple trees and 8 peach trees: how many trees in the orchard?

2. A gardener sold 17 quarts of strawberries in market and 9 quarts to a grocer; how many quarts did he sell?

3. A lady gave 15 cents for thread, 8 cents for needles, and 7 cents for pins: how many cents did she spend?

4. James gave 8 cherries to George, 7 to William, 6 to Thomas, 9 to Harry, and kept 5: how many cherries had he at first?

5. A gentleman gave 95 dollars for a horse, 15 dollars for a saddle, and 5 dollars for a bridle: how much did he pay for all?

6. Begin with 2 and add to 72 by 7's, thus: 9, 16, 23, 30, 37, etc.

7. Begin with 5 and add to 61 by 8's.
8. Begin with 3 and add to 69 by 6's.
9. Begin with 4 and add to 67 by 9's.

WRITTEN EXERCISES.

1. 325458607+11709+50063 how many? 2. A man paid $3575 for a lot, $5450 for a house, $875 for a stable, and $675 for other improvements: what did the property cost him?

NOTE. This character ($) denotes dollars, and is called the dollar sign: $35 is read 35 dollars; $1 is read 1 dollar.

3. The first book of a series contains 328 pages; the second, 392 pages; the third, 400 pages; and the fourth, 432 pages: how many pages in the series?

4. Ohio contains 39964 square miles; Michigan, 56243 square miles; Indiana, 33809 square miles; and Illinois, 55409 square miles: what is the area of these four States?

5. The distance by railroad from Pittsburg to Columbus is 193 miles; from Columbus to Cincinnati, 120 miles; from Cincinnati to St. Louis, 340 miles: how far is it from Pittsburg to St. Louis?

6. A father divided his estate between two sons and three daughters, giving to each son $3250 and to each daughter $2750: what was the value of the estate?

7. A farmer raised in one year 380 bushels of wheat, 245 bushels of oats, 87 bushels of rye, and as many bushels of corn as of wheat, oats, and rye together: how many bushels of grain did he raise?

DEFINITIONS, PRINCIPLES, AND RULE.

Art. 26. Addition is the process of finding the sum of two or more numbers.

The number obtained by adding two or more numbers is called the Sum or Amount.

The Sum contains as many units as all the numbers added, taken together.