New elementary arithmetic : embracing mental and written exercises for beginners : prepared to accompany the mathematical series of Benjamin Greenleaf by the editor of "New practical arithmetic," "New elementary algebra," etc., in the series. (Greenleaf's new comprehensive series)
New elementary arithmetic : embracing mental and written exercises for beginners : prepared to accompany the mathematical series of Benjamin Greenleaf by the editor of "New practical arithmetic," "New elementary algebra," etc., in the series.