{"product_id":"2-digit-addition-with-regrouping-math-mystery-worksheets-grades-1-3-st-patricks-day","title":"2-Digit Addition with Regrouping | Math Mystery Worksheets | Grades 1–3 | St Patrick's Day","description":"\u003cp\u003e\u003cstrong\u003e2-digit addition with regrouping turns into a St Patrick's Day detective hunt your students will beg to finish.\u003c\/strong\u003e In this no-prep, printable \u003cstrong\u003eMath Mystery\u003c\/strong\u003e, young investigators solve two-digit column addition problems, match each answer to a clue, and eliminate suspects one by one until only the culprit remains. The self-checking format keeps 1st, 2nd, and 3rd graders locked in from the first sum to the last while they build real fluency adding two-digit numbers with regrouping (carrying). Five story-driven shamrock-season cases make addition practice feel like a lucky whodunit — perfect for math centers, morning work, homework, early finishers, substitute days, indoor recess, spiral review, and St Patrick's Day–themed math days.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkill:\u003c\/strong\u003e 2-digit addition with regrouping (carrying)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrades:\u003c\/strong\u003e 1–3 (1st, 2nd, 3rd)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e 5 no-prep printable mystery worksheets + full answer keys + a themed congratulations page (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTheme:\u003c\/strong\u003e St Patrick's Day detective adventure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\n\u003cp\u003eEach case is a self-contained addition worksheet where students solve the sums, match answers to clues, and cross off suspects until the mystery is cracked:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSt Patrick's Day Cake\u003c\/strong\u003e — A festive cake has appeared in the staffroom and nobody will admit to baking it. Solve the sums to reveal who made it, when, why, and even the colour of the icing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMissing Green Balloons\u003c\/strong\u003e — The classroom's green balloons have vanished without a trace. Add your way down the suspect list to track down who took them.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMystery Leprechaun\u003c\/strong\u003e — A teacher has come to school dressed as a leprechaun, but no one knows which one. Work the addition to unmask the mystery leprechaun.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShamrock for Teacher\u003c\/strong\u003e — A lucky shamrock has been left on the teacher's desk with no name attached. Solve each problem to discover who left it and when.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSt Patrick's Day Card\u003c\/strong\u003e — A St Patrick's card has turned up on a friend's desk from a secret sender. Add to reveal who sent it, along with the envelope and pen colour.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero prep\u003c\/strong\u003e — just print and hand out; every case is a single self-contained page.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-checking\u003c\/strong\u003e — the suspect-elimination format means students catch their own errors and stay accountable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngagement that lasts\u003c\/strong\u003e — the detective story pulls in even reluctant and struggling mathematicians.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferentiation-friendly\u003c\/strong\u003e — use one case at a time or the full set; ideal for mixed-ability classrooms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAdding two-digit numbers with regrouping \/ carrying\u003c\/li\u003e\n\u003cli\u003eColumn addition accuracy and place value\u003c\/li\u003e\n\u003cli\u003eFluency and mental-math confidence\u003c\/li\u003e\n\u003cli\u003eLogical reasoning and deductive process of elimination\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e5 print-and-go mystery worksheets (one per case)\u003c\/li\u003e\n\u003cli\u003eFull answer keys for every case\u003c\/li\u003e\n\u003cli\u003eStudent detective instructions\u003c\/li\u003e\n\u003cli\u003eA themed St Patrick's Day congratulations page\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eMath centers and rotations, independent practice, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, test prep, and St Patrick's Day– or spring-themed math days — any time you want 2-digit addition practice that feels like a game.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62008103174514,"sku":"5278417","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/2-digit-addition-with-regrouping-math-mystery-st-patricks-day-cover.jpg?v=1783289626","url":"https:\/\/kiwilandeducation.com\/products\/2-digit-addition-with-regrouping-math-mystery-worksheets-grades-1-3-st-patricks-day","provider":"Kiwiland Education","version":"1.0","type":"link"}