Do you want a fun way to check for understanding of, or reinforce students' ability to add, subtract, multiply, and divide fractions? If you are ready for your students to have a blast while learning, use this CCSS aligned, paperless, no-prep, interactive activity as a highly engaging assessment, math center, morning work, or digital exit slip. The great thing about this activity is that it's perfect for e-learning/distance learning as well. What a great way to check for understandin