7. Lydia had 8 nuts, but has eaten 4 of them; how many has she left?

8. I had 9 sheets of paper, but have given 5 of them to Charles; how many have I left?

9. William had 8 pears, but has given 6 of them to his teacher; how many pears has he left?

10. William caught 10 squirrels, but 6 of them were allowed to escape; how many were retained ? 11. Thomas had 12 cents, but has spent 7 of them; how many has he left?

12. Gave 13 dollars for a barrel of flour, and 8 dollars for a tub of butter; how much more did the flour cost than the butter?

13. A farmer sold 16 sheep, and 8 lambs; how many more sheep did he sell than lambs?

14. James had 13 chickens, but 6 were taken by the hawks; how many remained?

15. George planted 19 trees, but only 9 lived ; how many died?

16. Gave 15 cents for oranges, and 9 cents for lemons; how much more did the oranges cost than the lemons?

17. Paid 20 cents for nails, and 10 cents for brads; how much did the one cost more than the other?

18. Bought a clock for 10 dollars, and sold it for 15 dollars; what was gained?

19. John found 12 eggs, and Samuel 8; how many more did John find than Samuel?

21. Gave 11 dollars to Emily, and 7 dollars to Betsey; how many more dollars were given to Emily than to Betsey?

22. Paid 20 cents for a penknife, and 2 cents for an inkstand; how much more did the penknife cost than the inkstand?

23. Sarah is 17 years old, and Isabel is 9 years old; what is the difference of their ages?

DEFINITIONS.

16. What is the difference between two numbers? The Difference between two numbers is that which is left after taking the one from the other.

17. What is subtraction? Subtraction is the process of finding the difference between two given numbers.

18. What is the sign of subtraction? The Sign of Subtraction is a short horizontal line, -, called minus.

-4, read six minus four, denotes that 4 is to be subtracted

from 6.

LESSON X.

19. 1. How many are 4 less 2? 4 less 3? 3? 7 less 5? 7 less 4? 8 less 6?

5 less

11 less

2. How many are 9 less 5? 10 less 9? 8? 13 less 9? 12 less 7? 14 less 6? 15 less 3? 3. How many are 16 less 6? 10? 25 less 10? 29 less 9? 24 less 8?

19 less 9? 21 less

4. How many are 30-10? 42-10? 24-10? 30 5? 20-5? 30-8? 40-2?

5. Subtract by 3's from 63 back to 45. From 31 back to 1.

6. Subtract by 4's from 82 back to 50. From 36

back to 0.

7. Subtract by 5's from 46 back to 11. back to 3.

From 43

8. Subtract by 6's from 53 back to 5. From 49 back to 7.

9. A farmer raised 25 bushels of beans, and 11 bushels of peas; how many more bushels of beans did he raise than of peas?

10. Henry had 35 pins, and lost 15 of them; how many had he left?

11. Mary went a shopping with 40 cents in her purse, and when she returned she had only 10 cents remaining; how many cents had she spent?

12. I had 14 oranges, and sold 7 of them; how many had I left?

13. Thomas had 18 birds, and 9 of them flew away ; how many birds remained?

14. Henry had 12 quarts of berries, and sold 6 of them; how many had he left?

15. Thomas recited 25 perfect lessons, and William only 8; how many more did Thomas recite than William ?

16. Subtract by 7's from 46 back to 4. From 51 back to 2.

17. Subtract by 8's from 41 back to 1. From 52 back to 4.

18. Subtract by 9's from 59 back to 5. From 63 back to 0.

19. Bought a cow for 27 dollars, and sold her for

20. Sold a lot of wood for 20 dollars, and received in payment some cloth worth 7 dollars; how much was still due?

21. Bought a wagon for 28 dollars, and sold it for 40 dollars; how much was gained by the bargain? 22. How many are 40 - 28? 35-16?

23. A man paid 14 dollars to one man, and 4 to another; how much more did he pay to one than the other?

24. From a vessel containing 40 gallons, 15 gallons leaked out; how many gallons still remained?

25. A boy counted his chickens one night, and found he had 19; he counted them the next morning, and found he had but 14; how many were missing?

26. A horse traveled 40 miles one day, and 27 the next day; how many more miles did he travel the first than the second day?

27. Bought a carriage for 60 dollars, and a harness for 35 dollars; how much more did the carriage cost than the harness?

28. A cistern, which holds 90 gallons, was full in the morning, but at night there were but 30 gallons left; how many gallons had leaked out?

29. If a man is now 50 years old, what was his 24 years ago?

age

30. John is 11 years old, and his father 40; how many years younger is John than his father?

31. How many are 80-62?

32. How many are 60-13?

70-24?
50-14?

33. Find the difference between 22 and each of the following numbers: 35, 24, 7, 19, 46, 39, 30, 41.

20. 1. A farmer has in 3 enclosures 28 sheep. In the first there are 10 sheep, and in the second 6; how many are there in the third?

SOLUTION.

3. A man had 16 dollars; he paid 4 to one man, and 6 to another; how many dollars were left? 4. 16. 4. 6= how many?

5. Sold a chest of tea for 25 dollars, which was 7 dollars more than it cost; how much did it cost?