SUBTRACTION.

6.

1. John had 3 cents and lost 1 of them; how many cents has he remaining?

SOLUTION. Since John had 3 cents and lost 1 of them, he has remaining the difference between 3 cents and 1 cent, which is 2 cents.

2. A boy had 4 apples and ate 2; how many has he remaining?

3. If Susan has 5 dollars and spends 3 dollars for a hat, how much money will she have left?

4. 6 birds sat on a tree, but 3 have flown away; how many remain?

5. A boy had 7 pins, but lost 4; how many has he remaining?

6. Henry is 6 years old, but his brother is 2 years younger; how old is the brother?

7. A boy had 7 eggs, but he broke 3; how many remain? 8. Susan is now 8 years old; how old was she 3 years ago?

9. There are 7 pupils in the class, of whom 2 are girls; how many boys in the class?

10. If a boy have 10 cents, and spend 5, how many cents will remain ?

11. How many are 8 cents less 3 cents? 6 buttons less 1 button? 9 dollars less 4 dollars?

12. How many are 6 oranges less 2 oranges? 8 dolls less 5 dolls? 7 books less 5 books?

13. How many are 7 boys less 3 boys? 6 pens less 2 pens? 8 peaches less 6 peaches?

14. How many are 8 apples less 4 apples? 10 pears less 6 pears? 7 pencils less 4 pencils?

1. Mr. A had 20 sheep, but sold 10; how many had he remaining?

2. Bought a slate for 16 cents and sold it for 12 cents; how much did I lose?

3. If a man buy a sheep for 10 dollars and sell it for 15 dollars, how much will he gain?

4. A class has 18 pupils, but 4 are absent; how many are present?

5. James is 16 years of age and Harry is 13; how much older is James than Harry?

6. A boy had 20 quarts of nuts and sold 6 quarts of them; how many quarts remain?

7. Samuel had a flock of 17 hens, but 6 have died; how many remain ?

8. A bush had 16 roses, but 10 of them have faded; how many remain ?

9. A man planted 18 trees, but 7 have died; how many are living?

10. If a man had 14 bushels of beans and sold 8 bushels, how many bushels remain ?

11. If a man buy a colt for 10 dollars and sell it for 16 dollars, how much does he gain?

12. A girl who had 20 cents bought a pound of sugar for 8 cents; how much money had she remaining?

13. Samuel gathered 13 quarts of berries and sold 4 quarts; how many did he keep?

14. A farmer has a flock of 19 turkeys; how many will he have remaining if he sell 14 of them?

15. How many are 16 boys less 4 boys? 15 pens less 8 pens? 17 pencils less 6 pencils?

16. How many are 20 men less 8 men? 14 roses less 11 roses? 20 ducks less 12 ducks?

17. How many are 19 sheep less 15 sheep? 16 oranges less 7 oranges? 18 cents less 9 cents?

18. How many are 19 years less 9 years? 20 days less 11 days? 15 hours less 9 hours?

19. How many are 19 tops less 5 tops? 14 marbles less 8 marbles? 18 toys less 6 toys?

NOTE. The sign for subtraction is a short horizontal line, called minus. When placed between two numbers it means that the second is to be subtracted from the first. Thus, 8-2 means that 2 is to be taken from 8.

1. Mary had 25 cents and gave 5 cents for a pencil; how much money has she remaining?

2. A farmer bought a cow for 20 dollars and sold her for 30 dollars; how much did he gain?

3. If a man earn 24 dollars a week and pay 6 dollars a week for board, how much does he save?

4. There are 28 pupils in a school, of whom 18 are girls; how many boys are there?

5. A farmer having 25 gallons of vinegar sold 12 gallons; how many gallons has he remaining?

6. Mr. Jones bought a cow for 23 dollars and sold her for 28 dollars; how much did he gain?

7. From a school of 30 pupils 9 were promoted; how many remained?

8. A farmer sold 20 dollars' worth of hay, and received in exchange 12 dollars' worth of coal and the remainder in cash; how much cash did he get ?

9. Charles had 29 chickens, but 12 have been sold; how many remain ?

10. William is 24 years old and his sister is 8 years younger; how old is she?

11. A lady who earns 40 dollars a month pays 20 dollars a month for board; how much does she save?

12. If I had 36 cents and spent 14 cents for a slate, how much had I remaining?

13. Susan had 45 cents and Mary 32 cents; how much more had Susan than Mary?

14. If a slate cost me 12 cents, how much do I gain by selling it for 23 cents?

15. John is 15 years old; how long before he will be 21 years of age?

16. A boy started to walk to a city 35 miles away; he walked 16 miles the first day; how far did he walk the second day to reach the city?

17. Bought a wagon for 45 dollars and sold it for 28 dollars; how much did I lose?