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Showing posts from August, 2026

Engine Displacement Calculator

Engine displacement is the total volume swept by all pistons in an engine — a key spec for comparing engine size and performance. Enter your bore, stroke, and cylinder count to calculate it. CONSTRUCTION & HOME · CALCULATOR Engine Displacement Calculator Measurement Unit Millimeters (mm) Inches (in) Bore (cylinder diameter) Stroke (piston travel distance) Number of Cylinders Calculate Displacement Per Cylinder 0 cc Total Displacement 0 cc How to Use the Engine Displacement Calculator Select your measurement unit (millimeters or inches). Enter the bore (cylinder diameter) and stroke (piston travel distance) — found in your engine specs or manual. Enter t...
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Engine Displacement Calculator

Engine displacement is the total volume swept by all pistons in an engine — a key spec for comparing engine size and performance. Enter your bore, stroke, and cylinder count to calculate it. CONSTRUCTION & HOME · CALCULATOR Engine Displacement Calculator Measurement Unit Millimeters (mm) Inches (in) Bore (cylinder diameter) Stroke (piston travel distance) Number of Cylinders Calculate Displacement Per Cylinder 0 cc Total Displacement 0 cc How to Use the Engine Displacement Calculator Select your measurement unit (millimeters or inches). Enter the bore (cylinder diameter) and stroke (piston travel distance) — found in your engine specs or manual. Enter t...
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Strength Calculator

Estimate your one-rep max from a recent set, then see how your strength compares to general population standards for your bodyweight — for squat, bench press, deadlift, and overhead press. FITNESS & MILITARY · CALCULATOR Strength Calculator Lift Squat Bench Press Deadlift Overhead Press Sex Male Female Bodyweight (lb) Weight Lifted (lb) Reps Performed Calculate Strength Level Estimated 1RM 0 lb Ratio to Bodyweight 0.00x Strength Level - How to Use the Strength Calculator Select your lift (squat, bench press, deadlift, or overhead press). Select your sex and enter your bodyweight...
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Position Size Calculator

Position sizing determines how many shares or units to trade based on how much of your account you're willing to risk — a core risk-management calculation for traders. Enter your numbers below. FINANCE & INVESTING · CALCULATOR Position Size Calculator Account Size ($) Risk Per Trade (%) Entry Price ($) Stop Loss Price ($) Calculate Position Size Dollar Risk $0.00 Risk Per Share $0.00 Position Size 0 shares How to Use the Position Size Calculator Enter your total account size. Enter the percentage of your account you're willing to risk on this single trade (many traders use 1-2%). Enter your planned entry price. Enter your stop ...
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Weighted Mean Calculator

A weighted mean gives some values more influence than others — useful for grades weighted by credit hours, portfolio returns weighted by investment size, or survey scores weighted by respondent count. Enter your values and weights below. FINANCE & INVESTING · CALCULATOR Weighted Mean Calculator Value 1 Weight 1 Value 2 Weight 2 Value 3 Weight 3 + Add Another Value Calculate Weighted Mean Sum of (Value × Weight) 0 Sum of Weights 0 Weighted Mean 0.00 How to Use the Weighted Mean Calcu...
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Pointing Calculator

Repointing brick or blockwork means filling the joints between bricks with fresh mortar. This calculator estimates how much mortar you'll need based on the total joint length and your joint size. CONSTRUCTION & HOME · CALCULATOR Pointing Calculator Total Joint Length to Point (linear feet) Joint Width (inches) Joint Depth (inches) Calculate Mortar Needed Mortar Volume 0 cu ft Bags Needed (80 lb) 0 Based on ~0.6 cu ft mixed yield per 80 lb bag — check your product's yield. How to Use the Pointing Calculator Measure or estimate the total linear length of joints you need to point (see the tip below for estimating this from wall area). Enter your joint width and depth in inches. Click "Calcula...
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Blended Rate Calculator

A blended rate combines two or more interest rates (like a first and second mortgage, or multiple loans) into a single weighted-average rate — useful for comparing your true overall cost against a new refinance offer. FINANCE & INVESTING · CALCULATOR Blended Rate Calculator Rate 1 (%) Balance / Amount 1 ($) Rate 2 (%) Balance / Amount 2 ($) Rate 3 (%) — optional Balance / Amount 3 ($) — optional Calculate Blended Rate Total Balance $0.00 Blended Rate 0.00% How to Use the Blended Rate Calculator Enter the interest rate and balance/amount for your first loan or rate. Enter the same for your second loan or rate. Add a third if you have one (e.g., combining a firs...
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Pro Rata Calculator

Pro rata means dividing an amount proportionally based on how much of a full period you actually used — common for partial-month rent, salary for a partial pay period, or prorated subscriptions. Enter your numbers below to see the proportional amount. FINANCE & INVESTING · CALCULATOR Pro Rata Calculator Full Amount ($) Total Units in Full Period Units Actually Used Calculate Pro Rata Amount Rate per Unit $0.00 Pro Rata Amount $0.00 How to Use the Pro Rata Calculator Enter the full amount for the complete period (e.g., full month's rent, full pay period salary, or full annual subscription cost). Enter the total number of units in that full period (e.g., total days in the month). Enter how many units you're actually being ch...
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Image Aspect Ratio Calculator

Whether you're finding the aspect ratio of an existing image or resizing to fit a new ratio, this calculator handles both — no image upload needed, just your dimensions. CONVERSIONS & MISC · CALCULATOR Image Aspect Ratio Calculator I want to: Find the Ratio of My Image Resize to a New Width or Height Width (px) Height (px) New Width (px) — leave blank and enter new height instead if preferred OR New Height (px) Calculate Simplified Ratio 0:0 Decimal Ratio 0.00 Resized Dimensions - How to Use the Image Aspect Ratio Calculator Enter your image's current width and height in pixels. If you just want the ratio, select "Find the Rati...
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Hours to Decimal Calculator

Payroll systems and timesheets often need hours in decimal form (like 7.5) instead of clock format (like 7:30). This calculator converts hours, minutes, and seconds into a decimal number instantly. CONVERSIONS & MISC · CALCULATOR Hours to Decimal Calculator Hours Minutes Seconds (optional) Convert to Decimal Clock Time 0:00:00 Decimal Hours 0.00 How to Use the Hours to Decimal Calculator Enter the hours portion of your time. Enter the minutes portion (0-59). Optionally enter seconds if you need precision below a minute. Click "Convert to Decimal" to see your result. How the Conversion Works Decimal hours express time as a single number instead of separate hour/minute/second units. The formula is: Decimal Hours = ...
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Mortar Calculator

Thinset mortar coverage depends heavily on your trowel's notch size — a bigger notch spreads more mortar per square foot. This calculator estimates how many 50 lb bags you'll need based on your project area and trowel size. CONSTRUCTION & HOME · CALCULATOR Mortar Calculator Area to Cover (sq ft) Trowel Notch Size 1/4" x 1/4" square notch (~100 sq ft/bag) 1/4" x 3/8" square notch (~85 sq ft/bag) 3/8" x 3/8" square notch (~70 sq ft/bag) 1/2" x 1/2" square notch (~45 sq ft/bag) Calculate Mortar Needed Coverage per Bag 0 sq ft Bags Needed 0 Rounded up, before adding waste allowance. How to Use the Mortar Calculator Measure your total project area ...
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Grout Calculator

Buying too little grout means a mid-job hardware run; buying too much wastes money on a product with a shelf life. This grout calculator uses tile size, joint width, and joint depth to estimate how much grout you'll need for your project. CONSTRUCTION & HOME · CALCULATOR Grout Calculator Tile Length (inches) Tile Width (inches) Grout Joint Width (inches) Grout Joint Depth (inches) Area to Cover (sq ft) Calculate Grout Needed Coverage Rate 0 sq ft / lb Grout Needed 0 lbs Add 10% for waste/spillage — round up to your bag size. How to Use the Grout Calculator Measure your tile's length and width in inches. Enter your planned grout joint width and dept...
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GKI Calculator

The Glucose Ketone Index (GKI) combines your blood glucose and blood ketone readings into a single number, commonly used to track metabolic state on a ketogenic or therapeutic low-carb diet. Enter both readings below to calculate yours. HEALTH · CALCULATOR GKI Calculator Blood Glucose Glucose Unit mg/dL mmol/L Blood Ketones (mmol/L) Calculate GKI Glucose (mmol/L) 0.0 Ketones (mmol/L) 0.0 GKI 0.0 How to Use the GKI Calculator Enter your blood glucose reading and select its unit (mg/dL or mmol/L). Enter your blood ketone reading in mmol/L (the standard unit for blood ketone meters). Click "Calculate GKI" to see your index. How the ...
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Pay Raise Calculator

Figuring out how a raise affects your paycheck shouldn't take a spreadsheet. Use this pay raise calculator to instantly see your new salary, the dollar increase, and the percentage bump — whether you know your raise amount or just the percentage. Pay Raise Calculator Current Pay Pay Period Annual Salary Hourly Rate I know my: Raise Percentage (%) Raise Amount ($) New Pay Amount ($) Raise Percentage (%) Calculate Raise New Pay: - Dollar Increase: - Percentage Increase: - How to Use the Pay Raise Calculator Enter your current pay — either your annual salary or hourly rate. Select whether that's an annual salary or hourly rate. Choose what you already know: a raise percentage, a raise dollar amount, or your new total pay. Enter that value and click "Cal...
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Strength Calculator

Estimate your one-rep max from a recent set, then see how your strength compares to general population standards for your bodyweight — for squat, bench press, deadlift, and overhead press. FITNESS & MILITARY · CALCULATOR Strength Calculator Lift Squat Bench Press Deadlift Overhead Press Sex Male Female Bodyweight (lb) Weight Lifted (lb) Reps Performed Calculate Strength Level Estimated 1RM 0 lb Ratio to Bodyweight 0.00x Strength Level - How to Use the Strength Calculator Select your lift (squat, bench press, deadlift, or overhead press). Select your sex and enter your bodyweight...
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Engine Displacement Calculator

Engine displacement is the total volume swept by all pistons in an engine — a key spec for comparing engine size and performance. Enter your bore, stroke, and cylinder count to calculate it. CONSTRUCTION & HOME · CALCULATOR Engine Displacement Calculator Measurement Unit Millimeters (mm) Inches (in) Bore (cylinder diameter) Stroke (piston travel distance) Number of Cylinders Calculate Displacement Per Cylinder 0 cc Total Displacement 0 cc How to Use the Engine Displacement Calculator Select your measurement unit (millimeters or inches). Enter the bore (cylinder diameter) and stroke (piston travel distance) — found in your engine specs or manual. Enter t...
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