✨ Strengthen multi-digit addition skills with this 90-page 2–4 Digit 3-Addend Addition Worksheets bundle featuring problems with and without regrouping.Perfect for Grade 2–5 math practice, place value mastery, regrouping strategies, spiral review, homework, and test prep.This comprehensive math resource is carefully designed to help students develop accuracy, fluency, and confidence in solving multi-digit addition problems with three addends. The worksheets gradually increase in difficulty—from