10 Best Construction Calculator of October 2025

• SOLVE ALL YOUR DIMENSIONAL MATH quickly and accurately with the award-winning CM Pro construction calculator’s powerful built-in solutions for completing layouts, plans, bids, estimates and more, directly in the building units you prefer
• LETS YOU EFFORTLESSLY WORK IN AND CONVERT between all common building dimension formats: feet-inch-fractions, decimal feet-inches, yards and metric -- including area and volume. Plus weight-per-volume and D:M:S to decimal degree conversions too
• TIME-SAVING BUILT-IN FUNCTIONS for right angles give you instant solutions for square-ups, rafters (hip, valley, jacks), rake-walls, slopes, angles and more. Plus complete stair layout, advanced solutions for arcs, arches, circles, columns and more
• PREVENTS COSTLY MATERIAL WASTE with built-in solutions for roofing, drywall, studs, blocks, concrete footings and board-feet lumber estimating. Plus compound miter functions help you avoid errors when working with crown molding and other pricey millwork
• INVALUABLE' TOOL PAYS FOR ITSELF DAILY by reducing headaches, saving time and preventing expensive material errors on all your projects, from the office to the field. Comes with a rugged shock, dust and moisture-resistant Armadillo Gear protective case, pocket reference guides in English and Spanish, two LR44 long-life batteries and a full one-year limited warranty

Calculated Industries

• WORKS IN UNITS THAT WORK FOR YOU -- enter dimensions directly in feet, inches, fractions, yards and meters including square and cubic formats and then instantly convert to any standard building unit you prefer for consistent solutions that makes sense to you
• SET A PROJECT’S MATERIAL REQUIREMENTS to define and use stored values for estimating, including custom tile size, grout gaps, board widths, fence post spacing, paint coverage and more so you can quickly determine your material requirements and costs
• BUILT-IN FUNCTION KEYS help you easily find the number of boards or posts based on standard board lengths and stored measurements, so you get the fencing or decking material quantities you need to finish the job without costly overages or underages
• FIGURE OUT FLOORING REQUIREMENTS with built-in standard carpet roll lengths, linoleum square and roll sizes, custom tile sizes with various grout widths to quickly calculate coverage area and square yards you need based on an entered or calculated floor area
• FIND MATERIAL REQUIREMENTS AND COSTS including allowances using cost and percent functions by accessing standard built-in material measurements and custom measurements you enter. Comes with a hard-protective cover; a pocket reference guide in English and Spanish, two CR-2016 long-life batteries, solar back-up and a full one-year limited warranty
• Works directly in yards, feet, inches, fractions and meters – including square and cubic formats. No need to convert to decimals.
• Define and store values for materials such as Grout, Fence Post Spacing, Custom Tile, Board Width, Bags of Concrete, Paint Coverage and more
• Calculate board feet and cost per unit
• Quick linear, area, and volume answers
• Dual Power - solar and battery

Calculated Industries

• SOLVE ALL YOUR DIMENSIONAL MATH quickly and accurately with the award-winning CM Pro-Desktop construction calculator’s powerful built-in solutions for building; and full trig functions with sine, cosine, tangent, arcsine, arccosine and arctangent
• LETS YOU EFFORTLESSLY WORK IN AND CONVERT between all common building dimension formats: feet-inch-fractions, decimal feet-inches, yards and metric -- including area and volume. Plus weight-per-volume and D: M: S to decimal degree conversions too
• TIME-SAVING BUILT-IN FUNCTIONS for right angles give you instant solutions for square-ups, rafters (hip, valley, jacks), rake-walls, slopes, angles and more. Plus complete stair layout, advanced solutions for arcs, arches, circles, columns and more
• HELPS YOU PREVENT COSTLY MATERIAL WASTE with built-in solutions for roofing, drywall, studs, blocks, concrete footings and board-feet lumber estimating. Plus compound miter functions help avoid errors when working with crown molding and other millwork
• INVALUABLE' TOOL PAYS FOR ITSELF by reducing headaches, saving time and preventing expensive material errors on your projects, from the office to the field. Comes with a large digits on easy-to-see multi-position tilt display LCD, easy-to-follow user’s guide, plus a pocket reference guide in Spanish, full-size keys, long-life battery and full one-year limited

Calculated Industries

• ENTER DIMENSIONS JUST LIKE YOU SAY THEM directly in feet, inches, building fractions, decimals, yards and meters, including square areas and cubic volumes; one key instantly converts your measurements into all standard Imperial or metric math dimensions that work best for you and the project you are working on
• DEDICATED BUILDING FUNCTION KEYS make determining your project needs easy; just input project measurements, select material type like wallpaper, paint or tile; then calculate the quantity needed and total costs to avoid nasty surprises at the homecenter checkout
• NEVER BUY TOO MUCH OR TOO LITTLE material ever again! It helps you estimate material quantities and costs for your projects simplifying your home improvement and decorating jobs, It also cuts down on the number of trips to the hardware store
• GET ONLY THE PAINT YOU NEED to ensure you finish the job and don’t find yourself with a half-painted room at night with a wet paint roller, don’t get more paint then you need so you are storing excess paint trying to figure out how to dispose of it
• 11 BUILT-IN TILE SIZES make it easy to estimate the quantity needed to complete your project; simply calculate your square footage, then determine the tile required based on tile size and compare tile usage and costs by size. Comes complete with hard cover, easy-to-follow user’s guide, long-life battery and 1-year

Calculated Industries

• Easily convert between dimensional formats including U.S. Imperial and metric to help you work with material and plans from Global suppliers regardless of the measuring units used; with a push of a button The calculator can change them into the measurement types you prefer to work in
• Helps you calculate jobsite solutions using linear, Area and volume measurements; measure master Pro makes these calculations even easier because you enter the numbers just as you say them; simply Factor in your waste allowances and you’ll have just what you need to build
• Built-in circular Math gives you formula-free circles, areas, circumference, radius and arcs to layout a circular driveway, get requirements for a curved deck or determine measurements for a gazebo arch; with this information you can build according to plan
• Solve unit cost and pricing by finding total material requirements then solve for total cost by entering unit cost; great for estimating. And the built-in paperless tape lets you double-check Your entries for accuracy – without having to re-enter values
• Power source type: Battery
• Voltage: 1.5 volts
• Work in and convert between any building dimensions, including metric
• Linear, area and volume measurements
• Find weight and weight per volume
• Instant solutions for circle area, circumference, arcs and more

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• Office Supplies, Furniture & Breakroom Supplies
• Country of manufacture: China
• Manufacturer: CALCULATED INDUSTRIES

Calculated Industries

• GET INSTANT ANSWERS for all your pipe layout and design problems so you can get to building; when you use the Pipe Trades Pro together with measurements from blue prints you know the end result will be right; it calculates right angles, offsets, parallel pipe cutbacks, fitting angles, bends, weight or volume conversions, flow rates and more
• JUST WHAT THE JOURNEYMAN PIPE FITTER NEEDS; spend less time looking at charts and quickly calculate using built-in pipe data that lets you choose from 7 different pipe material and types. Just enter size to get diameter, wall thickness and filled weight per foot as well as internal area; use it for bending tube and figuring offsets and more
• SIMPLIFY COMPLETE BUILDING LAYOUT with almost no need for a blue book, this calculator handles plumbing and metric unit conversions at the push of a button, it does everything but cut the pipe for you; enter data in feet-inch-fractions or decimals just as you would say the measurement; plus, works as both a standard and trigonometry calculator
• DEDICATED FUNCTIONS HELP YOU solve intricate pipe runs; if you have ever laid out a rolling offset, you know it is a challenge especially when using unknown angles or fittings that have to be cut to make a specific travel, advance or roll. This calculator does all of these things for you and includes fitting angles, slopes, percent grades and drops
• INVALUABLE' TOOL PAYS FOR ITSELF DAILY by reducing headaches, saving time and preventing expensive material errors on all your projects, from the office to the field. Comes with a rugged shock, dust and moisture-resistant Armadillo Gear protective case, pocket reference guide, two long-life batteries and a full one-year limited

Calculated Industries

• THE ONLY DIRT-MATH CALCULATOR designed specifically for excavation and heavy construction professionals; it helps you identify truck load volumes; includes percent grade and slope keys giving you instant right angle solutions for diagonals and square-ups; plus it helps you stake out drops, ramps and trenches for dependable estimates and bids
• ENHANCED FEATURES AND BUILT-IN FUNCTIONS provide problem solving benefits for those in soil and rock moving, hauling and shaping trades; automatically calculate areas, volumes and loads; easily find swell and shrink along with simplifying grid-cell and cut/fill estimates plus solve weight per volume for more efficient and timely equipment use
• WORK IN AND CONVERT BETWEEN UNIT FORMATS so you can work in feet-inch-fractions while the plans and survey documents read in decimal (10ths, 100ths) and yards and the called-out material is labeled in meters, centimeters and millimeters; just enter the listed measurements the way you say them and then convert all units into the format in which you work
• HELPS YOU ELIMINATE COSTLY ERRORS and reduce material and labor expenses; the built-in cut/fill, find bank, loose and compact volume functions make soil-volume estimates easy so you know your material moving estimates and bids will be profitable; the proposed key lets you enter or calculate a suggested benchmark or desired grade
• INVALUABLE' TOOL PAYS FOR ITSELF DAILY by reducing headaches, saving time and preventing costly errors on all your projects, from the office to the field. Comes with a rugged shock, dust and moisture-resistant Armadillo Gear protective case, easy-to-follow user's guides in English and Spanish, a long-life battery and a one-year limited

Calculated Industries

• Find total Linear Feet and calculate Weight for Rebar Sizes, store various Rebar Sizes, and on-center spacing
• Calculate the number of truck loads based on load size
• Instant Square-up and Drop for perfect layouts
• Advanced Circular, Column, Cone, and Radius Calculations
• Automatic Block and Footing keys for material estimates

Calculated Industries

• Performs basic and complex math, Convert between U.S., metric units, decimal, Accurate to 1/16 inch
• Set user preferences
• LCD display is easy to read, and the keypad is color-coded and grouped according to function.
• Recalls your last 16 entries, plus it has an additional 6 memory slots
• Includes:Protective hard case with magnetic back, 1 3-volt lithium battery, 6 month limited warranty

Jobber Instruments Construction Calculator