subtraction strategies

Learning Resources 2-Row Rekenrek Counting Frame Early Math Skills Addition/Subtraction Ages 5plus: Plastic Math Kit for Kindergarten

Teacher Created Resources Power Pen Learning Math Quiz Cards - Addition, Subtraction & Pen

Military Transformation and Modern Warfare - (Contemporary Military, Strategic, and Security Issues) by Elinor Sloan (Hardcover)

The Art of War - (Arcturus Luxury Classics) by Sun Tzu (Hardcover)

On Wellington, 25 - (Campaigns and Commanders) by Carl V Clausewitz (Hardcover)

America's Space Sentinels - (Modern War Studies) 2nd Edition by Jeffrey T Richelson (Paperback)

Generative Consulting - by Robert B Dilts & Kathrin Wyss & Colette Normandeau (Paperback)

Principles of War - by Carl Von Clausewitz (Paperback)

Liddell Hart and the Weight of History - (Cornell Studies in Security Affairs) by John J Mearsheimer (Hardcover)

Improvised Munitions Handbook - by Of Defense Department of Defense & Department of Defense (Paperback)

The Art of War & the Prince by Machiavelli - Special Edition - by Niccolo Machiavelli (Paperback)

The New Rules of Investing - by Mark Haefele & Richard C Morais (Hardcover)

Book of Five Rings - by Musashi Miyamoto (Hardcover)

The Trader's Handbook - by Richard Moglen & Nick Schmidt & Ross Haber & Ameet Rai (Hardcover)

Bring Inner Greatness Out - by Mansur Hasib (Paperback)

Warfighting - by U S Marine Corps & United States Marine Corps (Paperback)

The Theory of Investment Value - by John Burr Williams (Hardcover)

The Art of Trading - 2nd Edition by Bennett A McDowell (Hardcover)

The Art of War - by Sun Tzu (Hardcover)

On War - by Carl Von Clausewitz (Paperback)

Counterinsurgency Warfare - (Psi Classics of the Counterinsurgency Era) Annotated by David Galula (Hardcover)

Understanding High Blood Pressure - by Ashley Sullivan Pharmd (Paperback)

The Way of the Warrior - (Arcturus Collector's Classics) by Sun Tzu & Miyamoto Musashi & Inazo Nitobe (Mixed Media Product)

The Art of War by Baron De Jomini - Special Edition - by Antoine Henri de Jomini (Hardcover)