six shillings, dear Fairy—eleven—twelve—thirteen—fourteen—oh, lovely Fairy—” and so on.
But no Fairy came. And Simpkins minor whispered—
“What are you chunnering about?” and stuck a pin into Edwin’s leg. “Can’t you do the beastly example?”
Then quite suddenly Edwin knew what he had to do. He made up an example for himself. This was it.
“If 7,535 fairies were in my desk at school and I subtracted 710 and added 1,006, and the rest flew away in 783 equal gangs, how many would be left over in the desk?”
When he had worked it the answer was one. Very quickly he opened his desk again, and there was the Arithmetic Fairy, looking more lovely than ever in a rich gown of indices, lined with surds, that fell to her feet in osculating curves. In her hand, like a sceptre, shone the starry glory of the binomial theorem. But her eyes were starrier still. She smiled, but her first words were severe.
“You careless boy,” she said. “Why can’t you learn to be accurate? It’s the merest chance you got me. You should have stated
