ADDITION.

## Addition.

$ 15. 1. If you have 2 cents, and find 3 cents, how many cents will you have? Ans. 5.

2. I spent 12 cents for a slate, and 5 cents for a copy. book; how many cents did I spend? Ans. 17 cents.

3. John gave 6 cents for an orange, 7 cents for a lead pencil, and 9 cents for a ball; how many cents did they all cost? Ans. 22 cents.

Ø 16. The process of uniting two or more numbers into one number is called Addition.

The number obtained by the addition is called the sum.

### Of the signs

17. The sign +, called plus, means added. When it stands between two numbers, it shows that they are to be added. Thus: 4+2 means that 4 and 2 are to be added together.

The sign = is called the sign of equality, and denotes that the quantities between which it stands equal each other, The expression: 4+2=6, means that the sum of 4 and 2 is 6. Read 4 and 2 are six.

## Addition table.

2 and 1 are 3