Unknown Quantities Flash Card Set

PRODUCT DETAILS

These cards provide practice for solving unknown quantities in one of three locations. Focuses on equivalent equation practice, unknown variable problem solving, and inverse operations and commutative property and skill building. Includes Addition & Subtraction and Multiplication & Division. Each contains 162 easy-to-read 6-1/4" x 3-1/4" cards. Grade 1 and up.

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