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Best Buy customers often prefer the following products when searching for big calculators.

Big calculators are an essential tool for students and educators. The best ones are portable, accurate, and have big screens. Browse the top-ranked list of big calculators below along with associated reviews and opinions.

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  1. Casio - Portable Calculator - Silver - Front_Zoom

    Model: SL310SV
    SKU: 5947234
    Top comment

    "Nice Casio calculator...I liked the large display on this Casio calculator....Great little calculator....Small and convenient calculator. Buttons are numbers are large."

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    Product Description

    Do basic math with this Casio 10-digit standard function calculator. Its large display and buttons make it easy to use, and it's powered by the sun, with backup batteries when you need to keep working at night. This Casio 10-digit standard function calculator comes with a wallet-style case for easy transport.
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    Top comment

    "Nice Casio calculator...I liked the large display on this Casio calculator....Great little calculator....Small and convenient calculator. Buttons are numbers are large."

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    Product Description

    Do basic math with this Casio 10-digit standard function calculator. Its large display and buttons make it easy to use, and it's powered by the sun, with backup batteries when you need to keep working at night. This Casio 10-digit standard function calculator comes with a wallet-style case for easy transport.
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    See all Calculators
  2. Casio - Desktop Calculator - Silver - Front_Zoom

    Model: 8-DIGIT DESKTOP CALCULATOR
    SKU: 3395221
    Top comment

    "Quick and easy calculator...This calculator is not to big or small. The numbers are large enough to see when eyesight is not as good....Casio calculator...Like the big buttons and large display. Solar powered."

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    Product Description

    Get a reliable sun-powered tool with this Casio mini solar calculator. Its attractive silver metallic finish and large number display make it easy on your eyes, and the independent memory and built-in functions save time. This 8-digit Casio mini solar calculator has tax and currency options to help with accounting needs.
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    Top comment

    "Quick and easy calculator...This calculator is not to big or small. The numbers are large enough to see when eyesight is not as good....Casio calculator...Like the big buttons and large display. Solar powered."

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    Product Description

    Get a reliable sun-powered tool with this Casio mini solar calculator. Its attractive silver metallic finish and large number display make it easy on your eyes, and the independent memory and built-in functions save time. This 8-digit Casio mini solar calculator has tax and currency options to help with accounting needs.
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    See all Calculators
  3. Texas Instruments - TI-Nspire CX II Handheld Graphing Calculator - Front_Zoom
    Top comment

    "Good calculator...This is one of the best calculators that I have ever used....The correct calculator for sat / act...this is the most updated version of calculators needed for students to take aptitude exams."

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    Product Description

    Perform complex mathematical operations with this TI-Nspire CX II graphing calculator. The high-resolution LCD screen displays vivid graphics, easy-to-see formulas and statistical data representations, enhancing comprehension. This TI-Nspire CX II graphing calculator can be used in ACT and SAT, PSAT/NMSQT and AP exams, supporting students when they need it most.
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    Top comment

    "Good calculator...This is one of the best calculators that I have ever used....The correct calculator for sat / act...this is the most updated version of calculators needed for students to take aptitude exams."

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    Product Description

    Perform complex mathematical operations with this TI-Nspire CX II graphing calculator. The high-resolution LCD screen displays vivid graphics, easy-to-see formulas and statistical data representations, enhancing comprehension. This TI-Nspire CX II graphing calculator can be used in ACT and SAT, PSAT/NMSQT and AP exams, supporting students when they need it most.
    See all Calculators
    See all Calculators
  4. HP - Prime Handheld Graphing Calculator - Black - Front_Zoom

    Model: 2AP18AA#ABA/HPPRIME#INT
    SKU: 6348951
    Top comment

    "Best Graphing Calculator ever...All great calculators and useful for an engineer doing technical work. ...Love this calculator...Love RPN calculators and this is the best of the bunch."

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    Product Description

    Manipulate advanced graphs and geometric images with precision using this HP Prime graphing calculator. The powerful CAS system computes complex calculations on a spreadsheet, while the integrated tool suite with a graphing app lets you plot graphs in x and y, including inequalities. This HP Prime graphing calculator features a colored touch screen for quick and intuitive application.
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    Top comment

    "Best Graphing Calculator ever...All great calculators and useful for an engineer doing technical work. ...Love this calculator...Love RPN calculators and this is the best of the bunch."

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    Product Description

    Manipulate advanced graphs and geometric images with precision using this HP Prime graphing calculator. The powerful CAS system computes complex calculations on a spreadsheet, while the integrated tool suite with a graphing app lets you plot graphs in x and y, including inequalities. This HP Prime graphing calculator features a colored touch screen for quick and intuitive application.
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    See all Calculators
  5. Texas Instruments - TI-84 Plus Graphing Calculator - Blue - Front_Zoom
    Top comment

    "Solid Graphing Calculator...It's a big calculator, but not so big that I can't hold it with one hand and punch in numbers with the other. ...Great Calculator...Easy to use calculator. Large keys are easy to use. Display is nice and large."

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    Product Description

    Calculate your way to the top of the class. Ideal for advanced high-school math and science classes.
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    Top comment

    "Solid Graphing Calculator...It's a big calculator, but not so big that I can't hold it with one hand and punch in numbers with the other. ...Great Calculator...Easy to use calculator. Large keys are easy to use. Display is nice and large."

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    Product Description

    Calculate your way to the top of the class. Ideal for advanced high-school math and science classes.
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    See all Calculators
  6. Texas Instruments - Scientific Calculator - Blue - Front_Zoom

    Model: 30XSMV/TBL/1L1/A
    SKU: 8837878
    Top comment

    "Great Calculator...This is a great scientific calculator with many functions, a large easy to read screen, and at a good price. ...Nice calculator. A little on the big side. My daughter found its functionality different from previous calculators she used in school and so it has been a challenge for her."

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    Product Description

    Texas Instruments TI-30XS Scientific Calculator - 16 Character(s) - LCD - Solar, Battery Powered
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    Top comment

    "Great Calculator...This is a great scientific calculator with many functions, a large easy to read screen, and at a good price. ...Nice calculator. A little on the big side. My daughter found its functionality different from previous calculators she used in school and so it has been a challenge for her."

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    Product Description

    Texas Instruments TI-30XS Scientific Calculator - 16 Character(s) - LCD - Solar, Battery Powered
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  7. Texas Instruments - BA-II Plus Adv. Financial Calculator - Black - Front_Zoom
    Top comment

    "Great calculator...I’ve always used TI calculators, this is great for accounting purposes....Good calculator...Texas Instruments are great in regards to calculators machines."

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    Product Description

    Easy-to-use Financial Calculator solves time-value-of-money calculations such as annuities, mortgages, leases, savings, and more. Generate amortization schedules. Compute NPV, IIR, break-even calculations, interest conversions, delta percent, profit and loss, cost, selling price, margin and markup. Performs cash-flow analysis for up to 24 uneven cash flows with up to four-digit frequencies. Calculator offers depreciation schedules; two day-count methods (actual or 30/360) to calculate bond price or yield to maturity or to call; list-based one-variable and two-variable statistics with four regression options: linear, logarithmic, exponential and power. Math functions include trigonometric calculations, natural logarithms, and powers. Design also features 10-digit display and 10 user memories. Automatic power-down conserves power. Calculator includes a protective slide case and one lithium 2032 battery.

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    Top comment

    "Great calculator...I’ve always used TI calculators, this is great for accounting purposes....Good calculator...Texas Instruments are great in regards to calculators machines."

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    Product Description

    Easy-to-use Financial Calculator solves time-value-of-money calculations such as annuities, mortgages, leases, savings, and more. Generate amortization schedules. Compute NPV, IIR, break-even calculations, interest conversions, delta percent, profit and loss, cost, selling price, margin and markup. Performs cash-flow analysis for up to 24 uneven cash flows with up to four-digit frequencies. Calculator offers depreciation schedules; two day-count methods (actual or 30/360) to calculate bond price or yield to maturity or to call; list-based one-variable and two-variable statistics with four regression options: linear, logarithmic, exponential and power. Math functions include trigonometric calculations, natural logarithms, and powers. Design also features 10-digit display and 10 user memories. Automatic power-down conserves power. Calculator includes a protective slide case and one lithium 2032 battery.

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    See all Calculators
  8. Texas Instruments - Scientific Calculator - Front_Zoom

    Model: TI-30XIIS
    SKU: 3667213
    Top comment

    "Great calculator for students and intro into using scientific calculators...Perfect non-graphic scientific calculator...This calculator is perfect for classes that will not allow graphic scientific calculators and is reasonably priced"

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    Product Description

    Scientific calculator with equation recall combines statistics and advanced scientific functions. Two-line display shows entries on the top line and results on the bottom line. Entry line on the top of the display shows up to 11 characters and can scroll left and right up to 88. Result line on the bottom shows up to a 10-digit answer and 2-digit exponent. Functions include common/natural logarithms, fractions, fraction/decimal conversions, degrees to decimal conversion, reciprocals, factorials, grads, hyperbolics, polar/rectangular conversions. Fraction feature allows operations with fractions and mixed numbers. Two-variable statistics allow you to enter, delete, insert, and edit individual statistical data elements. Calculator runs on solar and battery power.
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    Top comment

    "Great calculator for students and intro into using scientific calculators...Perfect non-graphic scientific calculator...This calculator is perfect for classes that will not allow graphic scientific calculators and is reasonably priced"

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    Product Description

    Scientific calculator with equation recall combines statistics and advanced scientific functions. Two-line display shows entries on the top line and results on the bottom line. Entry line on the top of the display shows up to 11 characters and can scroll left and right up to 88. Result line on the bottom shows up to a 10-digit answer and 2-digit exponent. Functions include common/natural logarithms, fractions, fraction/decimal conversions, degrees to decimal conversion, reciprocals, factorials, grads, hyperbolics, polar/rectangular conversions. Fraction feature allows operations with fractions and mixed numbers. Two-variable statistics allow you to enter, delete, insert, and edit individual statistical data elements. Calculator runs on solar and battery power.
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    See all Calculators
  9. Texas Instruments - TI-84+ CE Graphing Calculator - Black - Front_Zoom
    Top comment

    "Son's calculator...My son loves this calculator. It does graphing and stores information that other calculators don't -he says....Big Screen...The large display screen is capable of displaying lines of input."

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    Product Description

    Master the ACT, SAT, PSAT/NMSQT or AP exams with the help of this Texas Instruments TI-84+ CE Graphing Calculator, which features a sequence graphing mode that shows time series plots, cobweb or stairstep plots and phase plots.
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    Top comment

    "Son's calculator...My son loves this calculator. It does graphing and stores information that other calculators don't -he says....Big Screen...The large display screen is capable of displaying lines of input."

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    Product Description

    Master the ACT, SAT, PSAT/NMSQT or AP exams with the help of this Texas Instruments TI-84+ CE Graphing Calculator, which features a sequence graphing mode that shows time series plots, cobweb or stairstep plots and phase plots.
    See all Calculators
    See all Calculators
  10. Duke Cannon - Big Ass Brick of Soap - Smells Like Victory - Green - Angle_Zoom
    Top comment

    "Big ole brick of soap....It's a big ole brick of soap. It lathers. It gets dirt off of me and smells good. 5 stars....Great large bar of soap, smells nice....It is a large bar that lasts quite a long time. Really like the smell."

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    Product Description

    True to its name, our soap is big (10 oz.) and will last much longer than your typical bar of soap. It also smells awesome (clean, fresh scent with a hint of grass) and contains steel cut grains for maximum grip-ability.
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    Top comment

    "Big ole brick of soap....It's a big ole brick of soap. It lathers. It gets dirt off of me and smells good. 5 stars....Great large bar of soap, smells nice....It is a large bar that lasts quite a long time. Really like the smell."

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    Product Description

    True to its name, our soap is big (10 oz.) and will last much longer than your typical bar of soap. It also smells awesome (clean, fresh scent with a hint of grass) and contains steel cut grains for maximum grip-ability.
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    See all Skin Care
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