Challenge your students and build a strong foundation for algebraic thinking with this comprehensive math bundle! Focused on finding the unknown in equations, these resources cover missing addends, balancing equations, and even identifying the missing operation symbol. This is the perfect next step after students have mastered basic addition. What's Included:Two Sets of Missing Addend Worksheets: Abundant no-prep practice for finding the missing part in an addition problem (e.g., 5 + __ = 9).Bal