"There are twenty acres in the wood lot, aren't there, father?" asked
Frank. "It isn't quite so wide, but it is longer than the timothy
meadow."

"Yes," said Mr. Leonard, "there are twenty acres there; and it is as
fine woodland as any I know."

"There are ten acres in the orchard," said Frank; "and the cornfield is
the largest of all."

"That must be thirty acres," said Donald. "I remember when father made
the pasture smaller, so that we could have more corn."

"Yes," said Frank; "and that left ten in the pasture. I remember. And
there are fifteen acres each in oats, wheat, and rye; but I don't know
how large the potato field is. It is smaller than the others, though--it
must be about ten."

"Right again," said Mr. Leonard.

[Illustration: (figures, addition, subtraction)]

"Now we have it all but the yard and garden," said Uncle Robert. "Does
any one know how much land they cover?"

The father and mother looked on smiling, but said nothing.

"It's all the rest of the farm, anyhow," said Susie.

"Oh, I know how to find out," said Frank. "We know the whole farm is one