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

A calculator is an essential tool for students, but it's also useful for anyone who needs to perform calculations on the fly. Whether you're a bill collector, a tax preparer, or just someone who likes to keep track of how much you spend on groceries, there are plenty of reasons to have a calculator in your pocket. Browse the top-ranked list of manual calculators below along with associated reviews and opinions.

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  1. HP - Financial Calculator - Black - Front_Zoom

    Model: 12C#ABA/ HP12C#INT
    SKU: 9023969
    Top comment

    "New to this type of calculator. The users manual seems to be just as confusing as the calculator itself....This calculator is the standard with which all Financial calculators should be judged!!!...The only calculator you will ever need in school!...Hp calculator"

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    Product Description

    Make financial computations easier with this calculator that features a 1-line x 10-digit display and more than 120 built-in functions.
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    Top comment

    "New to this type of calculator. The users manual seems to be just as confusing as the calculator itself....This calculator is the standard with which all Financial calculators should be judged!!!...The only calculator you will ever need in school!...Hp calculator"

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    Product Description

    Make financial computations easier with this calculator that features a 1-line x 10-digit display and more than 120 built-in functions.
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    Your price for this item is $49.99
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  2. Texas Instruments - Scientific Calculator - Front_Zoom

    Model: TI-30XIIS
    SKU: 3667213
    Top comment

    "Great calculator for students and intro into using scientific calculators...Great school calculator...Great school calculator - easy to use. Probably should read the manual for all of the functionality"

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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...Great school calculator...Great school calculator - easy to use. Probably should read the manual for all of the functionality"

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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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    Your price for this item is $16.99
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  3. Texas Instruments - BA-II Plus Adv. Financial Calculator - Front_Zoom
    Top comment

    "Great product with excellent manuals....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 product with excellent manuals....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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    Your price for this item is $44.99
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  4. Texas Instruments - Scientific Calculator - Blue - Front_Zoom

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

    "Calculator...Outstanding calculator for the price.has multiple functions, instructions could be easier to help use everything...Great calculator...This is a great calculator and easy to use instructions."

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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

    "Calculator...Outstanding calculator for the price.has multiple functions, instructions could be easier to help use everything...Great calculator...This is a great calculator and easy to use instructions."

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    Product Description

    Texas Instruments TI-30XS Scientific Calculator - 16 Character(s) - LCD - Solar, Battery Powered
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    Your price for this item is $18.99
    The previous price was $19.99
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  5. Casio - Desktop Calculator - Front_Zoom

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

    "Simplistic Calculator...Very durable and does not easily break like other calculators....Great calculator!...Most calculators only have on buttons."

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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

    "Simplistic Calculator...Very durable and does not easily break like other calculators....Great calculator!...Most calculators only have on buttons."

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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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    Your price for this item is $8.99
    The previous price was $9.99
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  6. Casio - Portable Calculator - Silver - Front_Zoom

    Model: SL310SV
    SKU: 5947234
    Top comment

    "Nice small calculator with folding cover...I wanted a small calculator to carry around when shopping and this one is ideal. ...This calculator does everything I need it to do....Easy to use, store and carry around. The directions could be in larger, darker print - hard to read, but then using a calculator like this one is rather automatic if you’ve used others before."

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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 small calculator with folding cover...I wanted a small calculator to carry around when shopping and this one is ideal. ...This calculator does everything I need it to do....Easy to use, store and carry around. The directions could be in larger, darker print - hard to read, but then using a calculator like this one is rather automatic if you’ve used others before."

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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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    Your price for this item is $6.99
    The previous price was $7.99
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  7. Casio - Sl300Vcgnsih Solar Wallet Calculator With 8-Digit Display - Green - Front_Zoom

    Product Description

    Wallet 8-digit solar calculator. Big display. Independent memory. Percent. Profit margin. Dimensions: 7.87 X 5.35 X 0.60. Color: Green.
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    Product Description

    Wallet 8-digit solar calculator. Big display. Independent memory. Percent. Profit margin. Dimensions: 7.87 X 5.35 X 0.60. Color: Green.
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    Your price for this item is $11.99
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  8. Casio - Handy Calculator - Pink - Front_Zoom

    Model: SL-300VC
    SKU: 9784993
    Top comment

    "Cute Pink Calculator...I is a basic calculator that does what I need it to do. It is a great value and I highly recommend this calculator....My daughter loves her new calculator and happy"

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    Product Description

    CASIO - WALLET CALC PN
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    Top comment

    "Cute Pink Calculator...I is a basic calculator that does what I need it to do. It is a great value and I highly recommend this calculator....My daughter loves her new calculator and happy"

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    Product Description

    CASIO - WALLET CALC PN
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    Your price for this item is $7.99
    The previous price was $11.99
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  9. Casio - Desktop Calculator - Front_Zoom

    Model: JF100MSSIH
    SKU: 5375009
    Top comment

    "Casio calculator...Nice compact calculator. Works well for my personal financial work. ...Useful calculator...I had been looking for a good calculator and this works great for what I need. It has been working well so far."

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    Product Description

    Keep numbers straight with this Casio solar calculator. In addition to basic math functions, it includes profit margin and tax calculation capability for the traveling professional. This Casio solar calculator comes with a battery power supply and a solar charging function, ensuring it's charged and ready to go all day.
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    Top comment

    "Casio calculator...Nice compact calculator. Works well for my personal financial work. ...Useful calculator...I had been looking for a good calculator and this works great for what I need. It has been working well so far."

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    Product Description

    Keep numbers straight with this Casio solar calculator. In addition to basic math functions, it includes profit margin and tax calculation capability for the traveling professional. This Casio solar calculator comes with a battery power supply and a solar charging function, ensuring it's charged and ready to go all day.
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    Your price for this item is $21.99
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  10. Casio - Basic Calculator - Front_Zoom

    Model: SL-300VE/SL300SV
    SKU: 5375010
    Top comment

    "Fine, basic calculator. Wish the calculator had a just a little more bulk...Great Basic Calculator...this is a perfect calculator with big numbers / easy to see."

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    Product Description

    Solve complicated calculations with this Casio solar calculator. Sixteen-digit approximations on its large display provide accurate, easy-to-read results. The handy profit margin function makes it suitable for business use, and the independent memory saves you time on repeated calculations. Worry less about dead batteries with the solar cells of this Casio solar calculator.
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    Top comment

    "Fine, basic calculator. Wish the calculator had a just a little more bulk...Great Basic Calculator...this is a perfect calculator with big numbers / easy to see."

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    Product Description

    Solve complicated calculations with this Casio solar calculator. Sixteen-digit approximations on its large display provide accurate, easy-to-read results. The handy profit margin function makes it suitable for business use, and the independent memory saves you time on repeated calculations. Worry less about dead batteries with the solar cells of this Casio solar calculator.
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    Your price for this item is $6.99
    The previous price was $10.99
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