1 and 12 are how many? 12 from 13 leaves how many ? 2 and 12 are how many? 12 from 14 leaves how many ? 3 and 12 are how many? 12 from 15 leaves how many ? 4 and 12 are how many? 12 from 16 leaves how many ? 5 and 12 are how many? 12 from 17 leaves how many ? 6 and 12 are how many? 12 from 18 leaves how many ? 7 and 12 are how many? 12 from 19 leaves how many? 8 and 12 are how many? 12 from 20 leaves how many 9 and 12 are how many? 12 from 21 leaves how many? 10 and 12 are how many? 12 from 22 leaves how many ? 11 and 12 are how many? 12 from 23 leaves how many ? 12 and 12 are how many? 12 from 24 leaves how many ?

LESSON LXIV.

1. A mechanic paid 12 dollars for a firkin of butter, and 5 dollars for a barrel of flour; how many dollars did the two articles cost him?

2. A man purchased 17 bushels of oats, and has used 5 bushels in feeding his horses; how many bushels has he remaining?

3. A boy purchased a box for 12 cents, and paid 6 cents for painting it; how many cents did the box cost him?

4. A man borrowed 18 dollars, and has paid 12 dollars of it; how many dollars remain unpaid?

5. Thomas paid 8 cents for a musk-melon, and 12 cents for a water-melon; how many cents did the two melons cost him?

6. Catharine had a present of 20 oranges, and gave 8 of them to her playmates; how many has she left? 7. A truckman paid 12 dollars for a load of hay, and 9 dollars for twenty bushels of oats; how many dol

lars did he pay away

?

8. A man paid 21 dollars for a cow, and 9 dollars for four bundles of hay; how much more did he pay for the cow than for the hay?

9. A drover purchased five sheep for 12 dollars, and two calves for 10 dollars; how many dollars did he pay for the whole ?

10. Caroline has performed 22 questions in arithmetic, and Frances has performed 12 questions; how many more questions has Caroline performed than Fran

ces ?

11. There are two pieces of cloth; one of them measures 12 yards, and the other measures 11 yards. How many yards are there in the two pieces ?

12. A farmer picked 23 bushels of quinces, and has sold 8 bushels of them to one man, and 4 to another; how many bushels has he remaining unsold?

13. Harriet wrote 12 lines in her writing-book in the morning, and 12 lines more in the afternoon; how many lines did she write during the day?

25 and 5 and

26 and 6 and

27 and 7 and

are how

?

?

?

6 less 10 are how many? 4 less 11 are how many 5 less 12 are how many? 28 and 8 and 6 less 4 many 29 and 9 and 10 less 5 are how many? 30 and 10 and 5 less 6 are how many 10 and 20 and 30 less 40 are how many? 20 and 20 and 30 less 50 are how many ? 30 and 30 and 20 less 60 are how many? 40 and 40 and 10 less 70 are how many ? 50 and 50 and 20 less 80 are how many ?

9 are how many?

LESSON LXVII.

1. A grocer purchased 10 barrels of flour of A, 5 of B, and 3 of C, and has sold 6 barrels of it; how many barrels has he remaining unsold?

2. A farmer having 20 barrels of apples, sold 10 barrels to C, and 5 barrels to D; how many barrels had he left?

3. William purchased 24 peaches, and gave 8 of them to his sister, and 6 of them to his brother; how many had he left?

4. A trader borrowed 100 dollars, and paid 50 dollars at one time, and 30 dollars at another time; how many dollars remain unpaid?

5. A man bought a wagon for 45 dollars, and paid 5 dollars for painting it; he then sold it for 55 dollars. How many dollars did he gain by trading? 6. Mary bought a pair of gloves for 50 cents, a comb for 15 cents, and a paper of pins for 10 cents. She handed the clerk a dollar; how much change ought she to receive?

7. A jeweller bought a watch for 30 dollars, a chain for 15 dollars, and a key for 5 dollars, and sold them all for 60 dollars; how many dollars did he gain by trading?

8. A merchant, who had 60 barrels of flour, sold 20 barrels to one man, and 15 barrels to another ; how many barrels had he left?

9. Jane had 20 cents, her father gave her 15 cents, and her mother gave her 10 cents. She then bought a book for 25 cents; how many cents had she left? 10. A farmer sold a cow for 20 dollars, a calf for 5 dollars, and a sheep for 3 dollars; and in payment received a sleigh worth 18 dollars. How many dollars remain unpaid?

11. A market-man paid 12 dollars for a firkin of butter, 10 dollars for five barrels of apples, and 3 dollars for a barrel of cranberries, and sold them all for 28 dollars; how much was gained?