{"product_id":"rounding-whole-numbers-csi-math-mystery-bank-heist","title":"Rounding Whole Numbers CSI Math Mystery Worksheets | Grades 3–5 | The Bank Heist","description":"\u003cp\u003e\u003cstrong\u003eRounding is the only tool students get in this locked-vault case\u003c\/strong\u003e — they round to the nearest 10, 100, 1,000 and 10,000 across five pieces of evidence, crossing cash bags off the register one clue at a time until only the stolen one is left. No prep, printable and self-checking, it suits math centers, morning work, early finishers, sub days, homework, small-group intervention and test prep.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Rounding whole numbers to the nearest 10, 100, 1,000 and 10,000 · \u003cstrong\u003eGrades:\u003c\/strong\u003e 3–5 · \u003cstrong\u003eFormat:\u003c\/strong\u003e One full case, 5 clue pages + complete answer keys (printable PDF, color and black-and-white) · \u003cstrong\u003eTheme:\u003c\/strong\u003e The Bank Heist\u003c\/p\u003e\n\n\u003ch3\u003eThe Case\u003c\/h3\u003e\n\u003cp\u003eA cash bag has gone missing from City Central Bank. The vault door was locked, the alarm never sounded, and the collection sheet has been soaked through. Fifteen bags are listed in the register, and only rounding will say which one is gone.\u003c\/p\u003e\n\n\u003ch3\u003eThe 5 Clues\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eClue One — The Vault Register\u003c\/strong\u003e — Students round each amount to the place it names, find their answer in the register, and the letters beside it spell the clue in order.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eClue Two — The Night Audit\u003c\/strong\u003e — The clerk rounded the takings from ten branches; students round each one themselves and stamp the line CORRECT or ERROR, and whichever stamp wins names the color of the bag.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eClue Three — On the Number Line\u003c\/strong\u003e — Students mark each number on its line with an X and round it; more rounded up or more rounded down decides the fabric of the bag.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eClue Four — The Two Witnesses\u003c\/strong\u003e — Each witness remembers the amount only as a rounded figure, so students circle every amount both descriptions could fit, and the count decides the size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eClue Five — The Floor Plan Maze\u003c\/strong\u003e — Students round the number in each room to the place it shows and leave by the door with that answer, tracing the thief's route from IN to END.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The audit page is built from the mistakes students really make, so finding the errors is the practice, and because every page is self-checking a wrong rounding visibly breaks the puzzle. Five different puzzle formats keep a single skill from feeling repetitive.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eRounding whole numbers to the nearest 10, 100, 1,000 and 10,000, placing numbers on a number line to decide which way they round, checking someone else's rounded figures, and reasoning backwards from a rounded amount to the numbers it could have been — plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eA story page that sets up the case, five printable clue worksheets, the suspect chart of fifteen cash bags, complete answer keys and clear student instructions — every page in full color and in an ink-saving black-and-white version, all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eMath centers and rotations, morning work, homework, early finishers, substitute and relief days, small-group intervention, spiral review and test prep for Grades 3–5.\u003c\/p\u003e\n\n\u003ch3\u003eMore From This Line\u003c\/h3\u003e\n\u003cp\u003eBrowse every \u003ca href=\"\/collections\/csi-math-mysteries\"\u003eCSI Math Mystery\u003c\/a\u003e, or pair it with \u003ca href=\"\/products\/place-value-csi-math-mystery-worksheets-grades-2-6-the-three-digit-suspect\"\u003eThe Three-Digit Suspect\u003c\/a\u003e and \u003ca href=\"\/products\/3rd-grade-math-review-csi-math-mystery-missing-school-pet\"\u003e3rd Grade Review\u003c\/a\u003e.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62265123930482,"sku":"17531838","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/rounding-whole-numbers-csi-math-mystery-place-value-worksheets-4th-grade.jpg?v=1788147978","url":"https:\/\/kiwilandeducation.com\/products\/rounding-whole-numbers-csi-math-mystery-bank-heist","provider":"Kiwiland Education","version":"1.0","type":"link"}