4. From the spring they walk 95 yards south through the woods. Then they cut across lots 113 yards from the gate and reach grandma's house. How far do they walk from the spring to grandma's house?

5. The distance north from grandma's house to the fish pond is 46 yards; from the fish pond to Tim's house, 95 yards; and from Tim's house to Peter's house, 50 yards. How far is it from grandma's to Peter's house?

6. How much farther is it from Tim's house to grandma's than from Peter's house to Tim's?

7. What is the total length in yards of Peter and Polly's walk by the time they reach home? What is the total length in feet?

1. Tell rapidly how much must be added to the lower

number to make the upper number.

1. Subtract 24 from 59.

59

24

35

Write the smaller number under the larger number with ones under ones and tens under tens.

* TO THE TEACHER. The first method (called the addition method) should be taught for mental work, since it is always used in making change. For written work, the teacher should select the method she prefers; but should under no circumstances teach both methods.

1. John helped a farmer 14 hours one week; Paul How many hours did Paul work?

helped 12 hours less.

2. Ruth spent 30

cents for knitting needles. She

gave the clerk 50 cents. How much change should she receive?

3. A boy sold 43 newspapers one day, and 67 the next day. How many more did he sell the second day than the first day?

4. After Paul had walked 24 miles, how many more miles did he have to go to complete 68 miles ?

5. Frank raised 78 lettuce plants and John raised 56 plants. How many more plants did Frank raise than John?

6. Our class knitted 78 pairs of socks. 36 pairs were white and the rest were gray. How many pairs of gray socks were knitted?

7. Mr. Burton's farm contained 76 acres of land. He had 14 acres more than his neighbor. How many acres were there in his neighbor's farm?

8. James rode 27 miles on his bicycle one day and 14 miles the next day. How much farther did he ride the first day than the second?

10. There were 34 children in Miss Bell's class.

How

many of them were absent, if only 22 were present?

As you cannot take 7 from 0, think of 80 as 70+ 10. Then subtract 7 ones from 10 ones and 2 tens from 7 tens.

FIRST METHOD

Think:

Ones. 7+3=10. Write 3. Ones. 10-7-3. Write 3.

SECOND METHOD *

Think:

How

5. Father paid $18 deposit on a $50 coat.

much more must he pay?

6. George had 40 and paid 25¢ for a thrift stamp. How much had he left?

*See Note, page 88.