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

LESSON LXII. 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 LXIII.
EXERCISES TO BE PERFORMED ON THE SLATE.
Add / 2 6 12

12 12 and 5 2 8

/2

2/

23

From 17 18

20

24

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 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 ;

dollars 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 ho

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

how many

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 tho

morning, and 12 lines more in the afternoon ; how many lines did she write during the day?

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LESSON LXV. 1 and 2 and 3 less 1 are how many? 2 and 3 and 4 less 2 are how many ? 3 and 4 and 5 less 3 are how many? 4 and 5 and 6 less 4 are how many? 5 and 6 and 7 less 5 are how many? 6 and 5 and 4 less 6 are how many? 7 and 4 and 3 less 2 are how many 8 and 3 and 2 less 4 are how many ? 9 and 6 and 3 less 5 are how many 10 and 5 and 4 less 6 are how many? 11 and 4 and 3 less 7 are how many ? 12 and 6 and 4 less 8 are how many? 13 and 3 and 2 less 9 are how many? 14 and 4 and 5 less 10 are how many ? 15 and 5 and 6 less 11 are how many? 16 and 6 and 7 less 12 are how many ? 17 and 7 and 1 less 2 are how many ? 18 and 8 and 2 less 3 are how many ?

LESSON LXVI. 19 and 9 and 3 less 4 are how many? 20 and 10 and 4 less 5 are how many? 21 and 11 and 5 less 6 22 and 12 and 6 less 7 are how many ? 23 and 2 and 3 less 8 are how many? 24 and 3 and 4 less 9 are how many? 25 and 5 and 6 less 10 are how many? 26 and 6 and 4 less 11 are how many? 27 and 7 and 5 less 12 are how many? 28 and 8 and 6 less 4 are how 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?

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 dol

lars. 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 dol

lars 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 ?

LESSON LXVIII.

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EXERCISES TO BE PERFORMED ON THE SLATE. Add 4 9

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5
8
4

10 and 6

7 12 5 6

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80 40 70 30 40 90 30 80 20

30

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