WHAT is this?40 no-regrouping two-digit addition practice pages + full answer keyAligned to CCSS 1.NBT.C.4 and 2.NBT.5Pages 1–30: horizontal and vertical formats, 30 problems per pagePages 31–40: 40 problems per page, horizontal format — cut apart for timed drills, quizzes, or activity sheetsWHO is this for?Grade 1–2 teachers introducing or building two-digit addition fluencyAlso works for Grade 3 intervention or early-finisher practiceWHEN to use it?Whole-class drill, morning work, math centers