105 double-sided, easy to read, flash card deck which features two levels of difficulty and practice for solving problems with positive and negative numbers. Cards address problems using multiplication, division, addition, and subtraction. Level 1 problems consist of equations using two numbers and Level 2 problems use 3 or more numbers. Deck includes: 105 flash cards, instructional guide, games, and extension activities. Recommended age 10-13 years
