{"product_id":"sharp-el-531tgb-scientific-calculator-273-functions-sat-approved","title":"Sharp EL-531TGB Scientific Calculator","description":"\u003c!-- Minimum Quantity Notification Box --\u003e\n\u003cdiv style=\"padding: 16px; border: 2px solid #e0e0e0; background-color: #fafafa; margin-top: 24px;\"\u003e\n\u003cstrong\u003eMinimum Order Quantity: 5 Units\u003c\/strong\u003e\n\u003cp\u003eThis product is sold with a \u003cstrong\u003eminimum purchase requirement of five (5) units\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis minimum helps us support school, classroom, and institutional buyers while maintaining consistent pricing and availability.\u003c\/p\u003e\n\u003cp\u003eIf you need assistance with larger quantities or purchase orders, please \u003ca href=\"\/es\/pages\/contact-us\"\u003econtact us\u003c\/a\u003e and our team will be happy to help.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eThe Sharp EL-531TGB Scientific Calculator\u003c\/strong\u003e is a powerful, student-friendly calculator designed for middle school, high school, and college-level math and science. Featuring a 2-line display with Direct Algebraic Logic (D.A.L.), this calculator allows users to enter equations exactly as written—making learning faster, clearer, and more intuitive.\u003c\/p\u003e\n\u003cp\u003eWith 273 built-in functions, multi-line playback, and advanced statistical capabilities, the EL-531TGB is an ideal solution for classrooms, testing environments, and everyday academic use.\u003c\/p\u003e\n\u003ch2\u003e🧮 Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-line LCD display:\u003c\/strong\u003e View both the equation and result simultaneously for improved accuracy and learning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Algebraic Logic (D.A.L.):\u003c\/strong\u003e Enter calculations exactly as written on paper.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e273 built-in functions:\u003c\/strong\u003e Covers algebra, trigonometry, statistics, logarithms, and more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquation editing \u0026amp; playback:\u003c\/strong\u003e Review and modify previous entries with multi-line recall.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHome key reset:\u003c\/strong\u003e Instantly clear and return to default settings from any screen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced statistics:\u003c\/strong\u003e 1- and 2-variable statistics with six regression types.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eN-base calculations:\u003c\/strong\u003e Supports HEX, BIN, DEC, OCT, and PEN number systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMemory system:\u003c\/strong\u003e Includes 8 temporary memories, 1 independent memory, and last answer recall.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e📊 Math \u0026amp; Science Functions\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFractions, decimals, and conversions\u003c\/li\u003e\n\u003cli\u003eTrigonometric \u0026amp; inverse trigonometric functions\u003c\/li\u003e\n\u003cli\u003eHyperbolic functions\u003c\/li\u003e\n\u003cli\u003eLogarithmic and exponential calculations\u003c\/li\u003e\n\u003cli\u003ePowers, roots, reciprocals, and factorials\u003c\/li\u003e\n\u003cli\u003ePermutations (nPr) and combinations (nCr)\u003c\/li\u003e\n\u003cli\u003eCoordinate conversions (polar ↔ rectangular)\u003c\/li\u003e\n\u003cli\u003eRandom number generation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e🎓 Classroom \u0026amp; Exam Ready\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproved for standardized testing:\u003c\/strong\u003e Permitted for use on SAT®, PSAT\/NMSQT®, and other exams\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdeal for multiple subjects:\u003c\/strong\u003e Pre-algebra, algebra, geometry, trigonometry, statistics, biology, and chemistry\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports STEM learning:\u003c\/strong\u003e Helps students visualize and solve complex equations step-by-step\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e🔋 Power \u0026amp; Design\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual power system:\u003c\/strong\u003e Solar-powered with battery backup for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Designed for daily classroom and student use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective hard cover:\u003c\/strong\u003e Slide-on case protects the screen and keypad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight \u0026amp; portable:\u003c\/strong\u003e Easy to carry in backpacks and desk storage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcrylic display protection:\u003c\/strong\u003e Helps prevent screen damage and scratches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e🔌 Device Compatibility\u003c\/h2\u003e\n\u003cp\u003eStandalone calculator—no device connection required. Perfect for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClassroom desks and student workstations\u003c\/li\u003e\n\u003cli\u003eStandardized testing environments\u003c\/li\u003e\n\u003cli\u003eHome study and homework use\u003c\/li\u003e\n\u003cli\u003eSTEM labs and tutoring programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e📦 Technical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 1em;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 0.5em; border-bottom: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 0.5em; border-bottom: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eEL-531TGB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003e2-line LCD, 12-digit (entry + result)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eFunctions\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003e273 scientific, math, and statistical functions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eInput Logic\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eDirect Algebraic Logic (D.A.L.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eModes\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eNormal, 1-variable stats, 2-variable stats\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003ePower Source\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eSolar with battery backup (twin power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eMemory\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003e8 temporary, 1 independent, last answer memory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eApprox. 6.1\" x 3.1\" x 0.6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em; border-bottom: 1px solid #eee;\"\u003eBlack with white accents\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 0.5em;\"\u003eIncluded Accessories\u003c\/td\u003e\n\u003ctd style=\"padding: 0.5em;\"\u003eProtective slide-on hard case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e📚 Ideal For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMiddle school, high school, and college students\u003c\/li\u003e\n\u003cli\u003eMath, science, and STEM courses\u003c\/li\u003e\n\u003cli\u003eStandardized testing preparation\u003c\/li\u003e\n\u003cli\u003eTeachers and classroom sets\u003c\/li\u003e\n\u003cli\u003eHomeschool and tutoring programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eReliable, powerful, and classroom-approved,\u003c\/strong\u003e the Sharp EL-531TGB Scientific Calculator provides the essential tools students need to succeed in math and science—making it a trusted choice for schools and educators.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNeed bulk pricing for your school or district?\u003c\/strong\u003e Contact us for volume discounts and classroom bundles.\u003c\/p\u003e","brand":"VICTOR TECHNOLOGY","offers":[{"title":"Black","offer_id":43940639080484,"sku":"EL-531TGBBW","price":24.99,"currency_code":"USD","in_stock":true},{"title":"White","offer_id":43940639113252,"sku":"EL-531TGBDW","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0252\/9705\/9876\/files\/EL-531TGBBW.png?v=1776793590","url":"https:\/\/learningheadphones.com\/es\/products\/sharp-el-531tgb-scientific-calculator-273-functions-sat-approved","provider":"Learning Headphones","version":"1.0","type":"link"}