Look at your remainder closely; take the first figures of divisor and remainder--nine in thirty-one, how many times?
That will help you." Ellis Holbrook stood but a step from the blackboard, just behind him.

Tip heard his low whisper, "Seven," and, without waiting to think,--indeed, he was too nervous to think,--he caught at the number.
"Seven times!" he said hurriedly.
Then he heard bursts of laughter from the boys, and dashed down his chalk in an agony of shame and pain.

And the clock struck twelve! The honour was lost.
The boys gathered around him after school was closed.
"It was too bad, Tip," Howard Minturn said, in a tone of honest sympathy.

"You'd have had it in a minute more." "I'd have had it if it had not been for Ellis Holbrook, and he's a mean scamp!" Tip answered, in a rage.
"Whew!" said Will Bailey; "what did Ellis do ?" and Ellis turned, and proudly confronted the angry boy.
"He told me wrong just on purpose; that's what he did, and he knows it." And Tip broke away from them, and dashed out of the room.
Howard Minturn stood aghast! That Ellis Holbrook, his best friend, and the very pink of honour among the boys, should do so mean a thing, he could not think, and yet it was hard to think that Tip had not told the truth.
"What does he mean, Ellis ?" he asked at last.
"You'll have to ask him if you want to find out," said Ellis haughtily.
"He knows better than anybody else what he means, I guess." The boys started homeward presently in a body.

Bob Turner and his friends surrounded Tip, and Bob, who never lost a good opportunity for teasing, commenced at once: "Poor little fellow, missed his lesson, so he did.