# Lesson XX

Addition and story problems with the number TEN.  Ink and ribbon (but no typewriters), dollars and cents, trees, girls, cows and more!

RAY’S NEW PRIMARY ARITHMETIC.

LESSON XX.

10 and 1 are 11               5 and 10 are 15

1 and 10 are 11               10 and 6 are 16

10 and 2 are 12               6 and 10 are 16

2 and 10 are 12               10 and 7 are 17

10 and 3 are 13               7 and 10 are 17

3 and 10 are 13               10 and 8 are 18

10 and 4 are 14               8 and 10 are 18

4 and 10 are 14               10 and 9 are 19

10 and 5 are 15               9 and 10 are 19

10 and 10 are 20.

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1. I paid 10 cents for ink, and 2 cents for paper: how much did I pay for both?

SOLUTION.–I paid for both 10 cents and 2 cents, which are 12 cents.

2. Mary gave 3 dollars for a dress, and 10 dollars for a shawl: what did she give for both?

3. There are 10 trees in one row, and 4 in another: how many trees in both rows?

4. In one pasture there are 5 cows, and in another 10: how many cows in both pastures?

5. I bought 10 yards of blue ribbon, and 6 yards of white: how many yards of ribbon did I buy?

6. There are 7 girls in one class, and 10 in another: how many girls in both classes?

7. i received 10 dollars for peaches, and 8 dollars for plums: how much in all?

8. Edwin found 9 nuts under one tree, and 10 under another: how many nuts did he find?

9. Mary had 10 cents, and her mother gave her 10 more: how many did she then have?

(22)

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