A New System of Arithmetic, on the Cancelling Plan: Embracing the Rules of the Three, Single and Double, Direct and Inverse; Barter; Loss and Gain; Re (Hardcover)
Burnham's Arithmetic, Revised. a New System of Arithmetic, on an Improved Plan: Embracing the Rules of Three, Single and Double, Direct and Inverse .. (Paperback)
A New System of Arithmetic, on an Improved Plan, Embracing the Rules of Three ...: And All Proportional Questions in One Rule Applicable to the Whole, (Hardcover)
A New System of Arithmetic: On the Cancelling Plan; Embracing the Rules of Three, Single and Double, Direct and Inverse; Barter; Loss and Gain; Re (Hardcover)
