College calculators
Choose a focused calculator for college planning, estimation, and decision-making.
24 calculators available
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College Percentage Calculator
Compute percentages, percent of, percent change, and percent add/subtract for college planning.
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College Tip Calculator
Calculate tip amount, total bill, and amount per person when splitting a check.
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College Discount Calculator
Compute final price after a discount, with optional sales tax, plus total savings.
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College Markup Calculator
Compute markup amount and markup percentage from cost and selling price.
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College Margin Calculator
Compute gross profit and margin percentage from revenue and cost.
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College Ratio Calculator
Simplify a ratio to lowest terms and show the equivalent unit ratio.
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College Average Calculator
Compute the mean, sum, and count of a set of numbers.
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College Unit Converter
Convert length, weight, and volume between metric and imperial units.
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College Age Calculator
Compute exact age in years, months, and days from a date of birth.
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College Date Difference
Calculate the number of days, weeks, and calendar months between two dates.
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College Time Duration
Add hours and minutes, with carry-over into a total duration.
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College BMI Calculator
Compute body mass index from weight and height, with category interpretation.
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College BMR Calculator
Estimate basal metabolic rate using the Mifflin-St Jeor equation.
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College TDEE Calculator
Estimate total daily energy expenditure from BMR and activity level.
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College Body Fat Estimate
Estimate body fat percentage from BMI, age, and sex using a validated approximation.
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College Calories Burned
Estimate calories burned during physical activity using MET values.
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College Water Intake
Estimate recommended daily water intake from body weight and activity.
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College One Rep Max
Estimate one-repetition maximum strength from a submaximal set using the Epley formula.
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College Target Heart Rate
Compute target heart rate zones using the Karvonen method.
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College Macro Split
Convert a calorie target into grams of protein, carbs, and fat.
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College Ideal Weight
Estimate a healthy body weight range from height and sex (Devine method).
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College Mortgage Payment
Estimate the monthly mortgage payment for a fixed-rate loan.
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College Credit Card Payoff
How long to pay off a credit card balance and how much interest it costs.
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College Loan Amortization
Compute the split between principal and interest on each payment.