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and 2 more were put with them. How many were there then in the class? 10 and 2 are how many?

3. A labourer receives 10 dollars for one week, and 3 dollars for the next. How much does he receive in. the whole? 10 and 3 are how many?

4. If a knife costs 10 cents, and a cents, how much must I give for both? how many?

pencil costs 4 10 and 4 are

5. Thomas has 10 marbles, and finds 5 more. How many has he then? 10 and 5 are how many?

6. Lucy has 10 pins, and her mother gives her 6 more. How many does she then have? 10 and 6 are how many?

7. 10 masons and 7 carpenters are building a house. How many workmen are there in the whole? 10 and 7 are how many?

8. In a certain town there are 10 streets running from north to south, and 8 running from east to west. How many are there in the whole? 10 and 8 are how many?

9. A ship sails 10 miles the first hour, and 9 miles the second. How far does she sail in 2 hours? 10 and 9 are how many?

10. John has 10 marks for good behaviour, and 10 for misconduct. How many has he in the whole? 10 and 10 are how many? Two 10s are how many?

11. Edward performed 20 sums without assistance, and 1 with the aid of his teacher. How many were there in the whole? 20 and 1 are how many?

12. There are 20 boys and 7 girls in a school. How many are there of both? 20 and 7 are how many? 13. A farmer has 20 sheep and 9 lambs. How many has he of both? 20 and 9 are how many ?

14. John bought 20 plums, and his father gave him

10 more. How many had he in the whole? 20 and 10 are how many? Three times 10 are how many?

The numbers from 10 to 100 are written by placing the units at the right hand of the tens, as in the following table.

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Twenty-two,

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Twenty-three, or 2 tens and 3 units,
Twenty-four, or 2 tens and 4 units,

Twenty-five, or 2 tens and 5 units,

23

24

25

Twenty-six,

or 2 tens and 6 units,

26

Twenty-seven,

Twenty-eight, or 2 tens and 8 units,

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28

Twenty-nine,

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Thirty,

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The numbers from one hundred to ten hundred of one thousand, are written by placing the hundreds at Thus we write

the left of the tens.

Two hundred,

Two hundred and fifty,
Two hundred and fifty-six,
Three hundred,

Eight hundred,

or 2 hundreds 0 tens and 0 units, 200 or 2 hundreds 5 tens and 0 units, 250 or 2 hundreds 5 tens and 6 units, 256 or 3 hundreds 0 tens and 0 units, 300 or 8 hundreds 0 tens and 0 units, 800

Nine hundred and seventy-one, or 9 hundreds 7 tens and 1 unit, 971

III.-1. Samuel had one plum in his right hand and two in his left. How many had he in both hands? How many are 1 and 2? 11 and 2? 21 and 2? 31 and 2 41 and 2? 51 and 2? 61 and 2 71 and 2? 81 and 2 91 and 2?

2. I have two ears and two eyes. How many have I of both? How many are 2 and 2? 12 and 2? 22 and 2? 32 and 2? 42 and 2? 52 and 2? 62 and 2? 72 and 2? 82 and 2? 92 and 2?

3. George and Francis met a poor boy. George gave him three apples, and Francis gave him two. How many apples did the boy receive? How many are 3 and 2? 13 and 2? 23 and 2? 33 and 2? 43 and 2 53 and 2? 63 and 2? 73 and 2? 83 and 2? 93 and 2?

4. Susan found four pins on the table, and two on the floor. How many did she find? How many are 4 and 2? 14 and 2? 24 and 2? 34 and 2? 44 and 2? 54 and 2? 64 and 2? 74 and 2? 84 and 2? 94 and 2? 5. Mary missed five words in her spelling lesson, and Jane missed two. How many did they both miss? How many are 5 and 2? 15 and 2? 25 and 2? 35 and 2? 45 and 2? 55 and 2? 65 and 2? 75 and 2? 85 and 2? 95 and 2 ?

6. A man gave six dollars for a barrel of flour, and two dollars for a box of raisins. How much did he give for both? How many are 6 and 2? 16 and 2?

26 and 2? 36 and 2? 46 and 2? 56 and 2? 66 and 21 76 and 2 86 and 2? 96 and 2?

7. Seven miles of a road are paved, and but two miles are unpaved. How long is the road? How many are 7 and 2? 17 and 2? 27 and 2?: 37 and 2! 47 and 2 57 and 2? 67 and 2? 77 and 2? 87 and 2? 97 and 2?

How old will he be How many are 8 and and 2? 48 and 2? 58

8. Richard is eight years old. in two years from this time? 21 18 and 2? 28 and 2? 38 and 2 68 and 2? 78 and 2? 88 and 2? 98 and 2?

9. Lydia has nine school-books and two picturebooks. How many books has she in all? How many are 9 and 2? 19 and 2? 29 and 2? 39 and 2? 49 and 2? 59 and 2? 69 and 2? 79 and 2? 89 and 2? 99 and 2?

10. James found ten chestnuts under a tree, and William found two. How many did they both find? How many are 10 and 2? 20 and 2? 30 and 2? 40 and 2? 50 and 2? 60 and 2? 70 and 2? 80 and 2?

90 and 2? 100 and 2?

11. How many are 2 and 3! 3 and 3? 4 and 3? 5 and 3? 6 and 3? 7 and 3? 8 and 3? 9 and 3? 19

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4 and 5?

13. How many are 2 and 5? 3 and 5? 5 and 5? 6 and 5? 7 and 5? 8 and 5? 19 and 5? 29 and 5?

39 and 5?

9 and 5?

14. How many are 2 and 6? 3 and 6? 4 and 6? 5 and 6 6 and 6? 7 and 6? 8 and 6? 9 and 6? 49 and 6 69 and 6? 79 and 6?

15. How many are 2 and 7? 3 and 7? 4 and 7? 5 and 7 6 and 7? 7 and 7? 8 and 7? 9 and 7? 19 and 7 59 and 7? 99 and 7?

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