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LESSON XXXII.

Let the class now commit to memory the words at the head of the numeration table, and then be much practised in reading figures, both by the orders of units, and by the names at the head of the table.

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1. What is Arithmetic?

Arithmetic is the science of Numbers.

2. How are numbers expressed in arithmetic?

Numbers are expressed by certain characters called figures.

3. How many figures are there? Ten. 4. Name them. 5. What is Notation?

Notation is the art of expressing numbers by figures.

6. What is Numeration?

Numeration is the art of reading figures correctly when written.

7. What is the sum of two or more numbers?

The sum of two or more numbers is a number which contains as many units as there are in the numbers added.

8. What is Addition?

Addition is the process of finding the sum of two or more numbers.

9. How many parts are there in addition? Three. 10. What are they?

1st. Setting down the numbers; 2d. Adding the columns; and 3d. Writing down the results.

11. How do you set down the numbers for addition ? Place units under units, tens under tens, hundreds under hundreds, &c.

12. How do you add up the columns ?

Begin at the right hand, and add up each column in succession.

13. How do you write down the results?

Write the sum of any column less than ten under the column: when the sum is greater than ten, write the excess over exact tens, and carry to the next column, and write down the entire sum under the

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REMARK. In these Lessons, let the pupil be

taught how to set down and carry.

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