ARITHMETIC;

AS TAUGHT IN THE

TROY EPISCOPAL INSTITUTE;

By W. F. WALKER, A. M., PRINCIPAL.

Out of the olde fieldes, as men saithe,

Cometh all this newe corne fro yere to yere;

And out of olde bookes, in good faithe,

Cometh all this newe science that men lere.

í

Chaucer.

TROY, N. Y.:

ELIAS GATES, 225 RIVER-STREET.

NEW-YORK:

COLLINS, KEESE AND COMPANY, 254 PEARL-STREET.

1841.