2-Digit Addition Using Decomposition Worksheets | 100 Pages | Grades 2–3

Help students build confidence in 2-digit addition with this collection of 100 printable worksheets using the decomposition strategy. Designed for Grades 2–3, this resource teaches children to break numbers into tens and ones, strengthening place value and making addition easier to understand. Each worksheet includes 15 structured addition problems. Students decompose both 2-digit numbers, add the tens, add the ones, and then combine the two totals to find the final answer. All answers are under 200. What’s Included • 100 printable addition worksheets • 15 addition exercises on every page • 2-digit + 2-digit addition • Addition using decomposition (tens and ones) • Answers under 200 • Clear, child-friendly layout • No answer sheets or answer keys included Skills Covered • Double-digit addition • Decomposing numbers into tens and ones • Place value understanding • Mental maths strategies • Addition fluency and accuracy Perfect For • Grades 2–3 maths lessons • Classroom practice • Homework • Maths centres • Independent work • Tutoring and homeschool learning • Revision and extra support A practical resource for teachers and parents looking for 2-digit addition worksheets, decomposition worksheets, place value activities, and Grade 2–3 maths practice.