{"product_id":"decimal-operations-csi-mystery-bank-heist","title":"Decimal Operations CSI Mystery Worksheets | Grades 5–6 | The Bank Heist","description":"\u003cp\u003eDecimal operations worksheets, adding and subtracting decimals practice, multiplying and dividing decimals activities, and powers of ten work for 5th grade and 6th grade math are all included in this CSI Mystery Detective — a no-prep math activity. Students work through all four operations with decimals - lining up the decimal point, working with money to the cent, and moving the decimal point when multiplying and dividing by 10 and 100 - to eliminate suspects and work out which cash bag was taken from the bank vault. Perfect for math centers, spiral review, test prep, sub days and independent practice, and completely no prep - just print and go.\u003c\/p\u003e\n\u003cp\u003eEvery clue is built on decimals, so students add, subtract, multiply, divide, compare and order their way through one story. A cash bag has gone from a bank vault that stayed locked all weekend, and only the math will say which one.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdding and subtracting decimals to the hundredths, keeping the decimal points lined up: 32.93 + 20.40, 68.79 - 6.87\u003c\/li\u003e\n  \u003cli\u003eMultiplying decimals by whole numbers: 5.3 x 8, 1.25 x 3\u003c\/li\u003e\n  \u003cli\u003eDividing decimals by whole numbers and by decimals: 38.8 ÷ 4, 4.5 ÷ 0.9\u003c\/li\u003e\n  \u003cli\u003eMultiplying and dividing by 10 and 100 by moving the decimal point: 6.75 x 10, 50 ÷ 100\u003c\/li\u003e\n  \u003cli\u003eComparing and ordering decimals from smallest to largest: 0.5, 0.84, 1.01, 1.1\u003c\/li\u003e\n  \u003cli\u003eWorking with decimals as money - checking bank deposits, withdrawals and balances to the cent\u003c\/li\u003e\n  \u003cli\u003eComplete answer keys\u003c\/li\u003e\n  \u003cli\u003eFull color and ink-saving black and white versions of every page\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOne full-length case to crack, with every clue building on the last - from a coded message to a bank floor plan the thief escaped through.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is a CSI Mystery Detective?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA CSI Mystery Detective is a print-and-solve math activity - like an escape room without the locks. Students work through math problems to collect evidence, eliminate suspects, and reveal who did it. It combines real skill practice with critical thinking and a detective hook that keeps the whole class engaged.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhen to Use This Resource\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIntroducing or consolidating a decimals unit\u003c\/li\u003e\n  \u003cli\u003eUpper elementary and middle school math centers\u003c\/li\u003e\n  \u003cli\u003eDecimal review before state testing\u003c\/li\u003e\n  \u003cli\u003eWarm-ups, morning work and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eHomework and end-of-unit spiral practice\u003c\/li\u003e\n  \u003cli\u003eWhole-class challenge days and enrichment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis decimals CSI Mystery Detective can be used any time you are teaching or revisiting decimal computation. Teachers love it for:\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eGrade Levels\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for 5th grade and 6th grade decimal work. Also beneficial for 7th graders who need more confidence with decimals before pre-algebra, and advanced 4th graders ready for a challenge.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy Teachers Love CSI Mystery Detective packs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFeels like a math escape room, with no locks and no technology required\u003c\/li\u003e\n  \u003cli\u003eThe detective storyline keeps students working through problem after problem\u003c\/li\u003e\n  \u003cli\u003eEasy prep - simply print and go\u003c\/li\u003e\n  \u003cli\u003eThe pages check themselves - a wrong answer stops the mystery in its tracks, so students find their own mistake before it ever reaches your marking pile\u003c\/li\u003e\n  \u003cli\u003eWorks for independent practice, partners, small groups or a whole class challenge\u003c\/li\u003e\n  \u003cli\u003eBuilds decimal fluency, place value understanding and problem solving together\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLove this resource?\u003c\/p\u003e\n\u003cp\u003eFollow Kiwiland Education to discover more CSI Mystery Detective packs, decimal and upper elementary math activities, and detective-themed stories for the classroom.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\" target=\"_blank\" rel=\"noopener\"\u003eFollow Kiwiland Education on TPT ↗\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62265122423154,"sku":"17510086","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/decimal-operations-mystery-detective-add-subtract-multiply-divide-decimals-worksheets-17510086.jpg?v=1792459395","url":"https:\/\/kiwilandeducation.com\/products\/decimal-operations-csi-mystery-bank-heist","provider":"Kiwiland Education","version":"1.0","type":"link"}