{"product_id":"addition-subtraction-within-1000-zombie-math-mystery-grades-2-4-detective-mystery","title":"Addition \u0026 Subtraction Within 1000 | Zombie Math Mystery | Grades 2–4 | Detective Mystery","description":"\u003cp\u003e\u003cstrong\u003eAddition and subtraction within 1000 is the only thing standing between your students and the zombie horde — a zombie hides in a classroom, the principal needs a cure, and students are turning one by one.\u003c\/strong\u003e In this no-prep, printable zombie \u003cstrong\u003eMath Mystery\u003c\/strong\u003e, students become private investigators who solve addition and subtraction within 1000 problems, match each answer to a clue, and eliminate options until each case is cracked. The self-checking, story-driven format builds real 3-digit addition and subtraction fluency while keeping 2nd, 3rd, and 4th graders hooked — a perfect Halloween or anytime activity for math centers, morning work, early finishers, homework, substitute\/relief days, indoor recess, and spiral review.\u003c\/p\u003e\u003ch3\u003eQuick Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkill:\u003c\/strong\u003e Addition and subtraction within 1000 (3-digit, with regrouping)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrades:\u003c\/strong\u003e 2–4 (2nd, 3rd, 4th)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e 5 no-prep printable mystery worksheets in full color and black \u0026amp; white + clue lists + full answer keys (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTheme:\u003c\/strong\u003e Zombie \/ Halloween Math Mystery\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\u003cp\u003eEach case is a self-contained worksheet where students solve the problems, match answers to clues, and cross off options until the case is closed:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase One: Find the Zombie\u003c\/strong\u003e — A zombie is hiding somewhere in your school. Add to work out which location it is lurking in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Two: Zombie Attack\u003c\/strong\u003e — Someone is turning everyone into zombies. Solve the problems to reveal who is behind the outbreak.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Three: Zombie Lair\u003c\/strong\u003e — There is a secret zombie lair hidden in the school. Subtract your way through the clues to find where it is.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Four: Zombie Classmate\u003c\/strong\u003e — A zombie has disguised itself as one of your classmates. Work out who it really is.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Five: Zombie Principal\u003c\/strong\u003e — The principal has turned into a zombie. Solve the problems to discover the cure that turns them human again.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero prep\u003c\/strong\u003e — just print and hand out; a print-friendly black \u0026amp; white version is included too.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-checking\u003c\/strong\u003e — the elimination format means students catch their own mistakes and stay accountable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngagement that lasts\u003c\/strong\u003e — the zombie storyline pulls in even reluctant and struggling students.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferentiation-friendly\u003c\/strong\u003e — assign one case at a time or the full set; ideal for mixed-ability classrooms.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSkills Covered\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdding and subtracting within 1000 (3-digit numbers)\u003c\/li\u003e\n\u003cli\u003eRegrouping \/ carrying and borrowing across place values\u003c\/li\u003e\n\u003cli\u003eComputational accuracy and fluency\u003c\/li\u003e\n\u003cli\u003eLogical reasoning and deductive process of elimination\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e5 print-and-go mystery worksheets (one per case), in full color and black \u0026amp; white\u003c\/li\u003e\n\u003cli\u003eMatching clue and location\/suspect lists\u003c\/li\u003e\n\u003cli\u003eFull answer keys for every case\u003c\/li\u003e\n\u003cli\u003eStudent detective instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBest Used For\u003c\/h3\u003e\u003cp\u003eHalloween math, math centers, independent practice, early finishers, homework, substitute\/relief days, indoor recess, spiral review, and test prep — any time you want addition and subtraction within 1000 practice that feels like a game.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62005421572466,"sku":"14180152","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/addition-subtraction-within-1000-zombie-math-mystery-detective-cover.jpg?v=1783218130","url":"https:\/\/kiwilandeducation.com\/products\/addition-subtraction-within-1000-zombie-math-mystery-grades-2-4-detective-mystery","provider":"Kiwiland Education","version":"1.0","type":"link"}