Spring Double Digit Addition with Regrouping | 2-Digit Math Fluency. Bring the freshness of spring into your math centers with this comprehensive, no-prep worksheet pack! Designed specifically for 2nd and 3rd-grade students, these resources focus on mastering double-digit addition with regrouping using clear visual supports. This set is perfect for morning work, small group instruction, homework, or seasonal math intervention. Each page features a whimsical spring aesthetic to keep students enga