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LESSON XLI.
7 and 1 are 8 7 from 8 leaves 1
7 and 2 are 9 7 from 9 leaves 2
7 and 3 are 10 7 from 10 leaves 3
7 and 4 are 11 7 from 11 leaves 4
7 and 5 are 12 7 from 12 leaves 5
7 and 6 are 13 7 from 13 leaves 6
7 and 7 are 14 7 from 14 leaves 7
7 and 8 are 15 7 from 15 leaves 8
7 and 9 are 16 7 from 16 leaves 9
7 and 10 are 17 7 from 17 leaves 10
7 and 11 are 18 7 from 18 leaves 11
7 and 12 are 19 7 from 19 leaves 12

LESSON XLII. 1 and 7 are how many? 1 from 8 leaves how many

y? 2 and 7 are how many? 2 from 9 leaves how many ? 3 and 7 are how many? 3 from 10 leaves how many? 4 and 7 are how many? 4 from 11 leaves how many? 5 and 7 are how many?

5 from 12 leaves how many? 6 and 7 are how many?

6 from 13 leaves how many ? 7 and 7 are how many?

7 from 14 leaves how many? 8 and 7 are how many? 8 from 15 leaves how many

? 9 and 7 are how many?

9 from 16 leaves how many 10 and 7 are how many? 10 from 17 leaves how many

? 11 and 7 are how many? 11 from 18 leaves how many 12 and 7 are how many? 12 from 19 leaves how many ?

LESSON XLIII.
EXERCISES TO BE PERFORMED ON THE SLATE.
Add 7
6

JO

7

12 and 5 7 9

7

?

?

13

From / 2

16 17

18

19

put in 7

LESSON XLIV. 1. If you spend 7 cents to-day, and 5 more to-morrow,

how many cents will you have spent in both days ? 2. If a market-man have 12 chickens, and should sell 5

of them, how many would he have left? 3. If there are 6 children in one family and 7 in another, how many

children are there in the two families ? 4 There are 13 children in two families; in one of them

there are 7 children. How many are there in the

other ? 5. A little boy had 7 apples in a basket, and his sister

more ;

how

many apples are there in the basket ? 6. If

you
have 14

pears

in a basket, and should sell 7 of them, how many would you have remaining? 7. A farmer paid 8 dollars for a plough, and 7 dollars for a harrow; how many dollars did he pay

for both of them? 8. A market-woman had 15 oranges, and sold 7 of them ;

how many has she remaining unsold ? 9. How many cents would be required to pay for two

picture books, if the price of one of them is 7 cents,

and the price of the other 9 cents ? 10. A boy paid 16 cents for a ball and humming-top;

the price of the humming-top was 9 cents. What

was the price of the ball ? 11. A girl paid 10 cents for a doll, and 7 cents for ribbon ; how

many

cents did she pay away? 12. A boy has 17 cents; if he should spend 7 of them,

how many would he have left ? 13. There are two pieces of cloth ; one of them contains 7

yards, and the other 11 yards. How many yards

are there in the two pieces ? 14. A trader had a piece of silk which measured 18

yards; he sold 11 yards of it to a lady for a dress.

How many yards were left ? 15. Julia and Mary went into the garden to gather

flowers; Mary gathered 12 roses, and Julia 7. How many roses did they both gather ?

LESSON XLV.
8 and 1 are 9 8 from 9 leaves 1
8 and 2 are 10 8 from 10 leaves 2
8 and 3 are 11 8 from 11 leaves 3
8 and 4 are 12 8 from 12 leaves 4
8 and 5 are 13 8 from 13 leaves 5
8 and 6 are 14 8 from 14 leaves 6
8 and 7 are 15 8 from 15 leaves 7
8 and 8 are 16 8 from 16 leaves 8
8 and 9 are 17 8 from 17 leaves 9
8 and 10 are 18 8 from 18 leaves 10
8 and 11 are 19 8 from 19 leaves 11
8 and 12 are 20 8 from 20 leaves 12

LESSON XLVI. 1 and 8 are how many? 1 from 9 leaves how many? 2 and 8 are how many? 2 from 10 leaves how many? 3 and 8 are how many?

3 from 11 leaves how many? 4 and 8 are how many? 4 from 12 leaves how many? 5 and 8 are how many?

5 from 13 leaves how many? 6 and 8 are how many? 6 from 14 leaves how many? 7 and 8 are how many?

7 from 15 leaves how many? 8 and 8 are how many?

8 from 16 leaves how many? 9 and 8 are how many?

9 from 17 leaves how many? 10 and 8 are how many? 10 from 18 leaves how many? 11 and 8 are how many? 11 from 19 leaves how many? 12 and 8 are how many? 12 from 20 leaves how many?

LESSON XLVII.

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LESSON XLVIII. 1. If a writing-book cost 8 cents, and a lead-pencil

5 cents, how many cents do they both cost ? 2. A boy having 13 cents, paid away 8 of them for a

slate ; what number of cents had he left? 3. If one boy should catch 6 perch, and another 8, how

many would they both catch ? 4. A boy caught 14 trout, and sold 6 of them; how

many had he left? 5. 8 boys are playing in one street, and 7 in another ;

how many are playing in both streets ? 6. 15 little girls were on a visit; at nine o'clock, 7 of

them went home. How many remained ? 7. There are 9 boys in one sleigh, and 8 in another ;

how many boys are there in both sleighs ? 8. There are 17 girls in a class ; 9 of them are ciphering,

and the others are writing. How many are writing ? 9. There are 8 boys in the first division of a class, and

10 in the second; how many boys are there in the

class? 10. Two places are 18 miles apart; if a boy start from

one place, and travel 10 miles towards the other,
how
many

miles is he from the other place ? 11 If

you should buy 11 apples of one kind, and 8 of another kind, how many apples would you have

of both kinds ? 12. A boy purchased 19 pears, and has sold 8 of them;

how many has he left unsold ? 13. Eliza has 12 flower-pots, and Jane has 8; how many

flower-pots have both of them? 14. Emma counted 20 roses on her rose-bush this morn

ing; afterwards she picked off 8 of them. How

many remained on the rose-bush ? 15. Catharine’s book has 8 pictures in it, and Mary's

has 12; how many pictures do both books contain ? 16. In the arithmetic class there are 20 pupils ; 12 of them recited their lesson correctly. How many

of them failed ?

LESSON XLIX.
9 and 1 are 10 9 from 10 leaves 1
9 and 2 are 11 9 from 11 leaves 2
9 and 3 are 12 9 from 12 leaves 3
9 and 4 are 13 9 from 13 leaves 4
9 and 5 are 14 9 from 14 leaves 5
9 and 6 are 15 9 from 15 leaves 6
9 and 7 are 16 9 from 16 leaves 7
9 and 8 are 17 9 from 17 leaves 8
9 and 9 are 18 9 from 18 leaves 9
9 and 10 are 19 9 from 19 leaves 10
9 and 11 are 20 9 from 20 leaves 11
9 and 12 are 21 9 from 21 leaves 12

LESSON L. 1 and 9 are how many ? 1 from 10 leaves how many? 2 and 9 are how many? 2 from 11 leaves how many ? 3 and 9 are how many? 3 from 12 leaves how many ? 4 and 9 are how many?

4 from 13 leaves how many? 5 and 9 are how many? 5 from 14 leaves how many? 6 and 9 are how many? 6 from 15 leaves how many? 7 and 9 are how many? 7 from 16 leaves how many ? 8 and 9 are how many? 8 from 17 leaves how many? 9 and 9 are how many?

9 from 18 leaves how many ? 10 and 9 are how many? 10 from 19 leaves how many? 11 and 9 are how many? 11 from 20 leaves how many? 12 and 9 are how many? 12 from 21 leaves how many?

LESSON LI.
EXERCISES TO BE PERFORMED ON THE SLATE.
Add

9
6

10 9 12 and 5 9 8 9

9

20

From 14 15

17 19

27

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