Math War Addition and Subtraction Game Cards Retail Price: $2.79 Our Price: $2.49 Save: 0.30 (10.75%) Availability: In Stock        Math War: Addition & Subtraction is an exciting card game that helps children learn and practice addition and subtraction facts while having fun. Players take turns solving problems. The highest correct answer takes each trick. The Parent Card includes additional activities and games. Ages 6-12, 56 Cards. Similar Items you may enjoy! Three-Way Math Cards: Addition and Subtraction Our Price: $6.49 Addition and Subtraction Math Activity Cards, Set of 16 Our Price: $8.99 Math Wheel Flash Cards (Addition and Subtraction) Our Price: $7.99 Shut the Box-Addition and Subtraction Game, 1-12 Our Price: $16.49