➖ MAKE SUBTRACTION HANDS-ON AND EASY TO UNDERSTAND!Help young learners move from concrete objects to subtraction equations with these colorful Snap Cube Subtraction Mats to 20. Students build the first number with linking cubes, remove the second quantity, count the cubes remaining, and show the difference.These reusable subtraction mats are perfect for kindergarten and first-grade math centers, small-group instruction, intervention, morning tubs, independent practice, and homeschool learning.