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Toll Cost CalculatorCalculate route toll cost from toll segments, return trip, and vehicle multiplier.Score 22routeTravel Time CalculatorCalculate travel time from distance and average speed.Score 12routeTrip Cost CalculatorEstimate total trip cost from fuel, lodging, food, tolls, activities, and travelers.Score 12routeCost Per Kilometer CalculatorCalculate cost per kilometer from total travel cost and distance.Score 12routeCost Per Mile CalculatorCalculate cost per mile from total travel cost and distance.Score 12routeCO2 Travel Emission CalculatorEstimate travel emissions from distance, fuel or electricity use, and emission factor.Score 12routeNautical Miles CalculatorConvert nautical miles to kilometers, statute miles, and travel time at knots.Score 12routeMortgage CalculatorEstimate monthly mortgage payments, total interest, principal, and payoff cost.Score 2BMI CalculatorCalculate body mass index using metric or imperial units and view the standard BMI category.Score 2Compound Interest CalculatorProject future investment value with compounding frequency and recurring contributions.Score 2Fuel Cost CalculatorEstimate advanced trip fuel cost with distance modes, efficiency units, fuel price units, emissions, commute projections, and vehicle comparisons.Score 2Scientific CalculatorUse a keyboard-friendly scientific calculator with trig, logs, powers, constants, and memory.Score 2Percentage CalculatorCalculate percentages, percent change, discounts, increases, and reverse percentages.Score 2Loan CalculatorEstimate loan payments, total interest, payoff totals, and amortized monthly costs.Score 2Force CalculatorCalculate force, mass, or acceleration using Newton's second law.Score 2Ohm's Law CalculatorCalculate voltage, current, resistance, and power from Ohm's law relationships.Score 2Age CalculatorCalculate exact age in years, months, days, total days, and next birthday countdown.Score 2Annual Salary to Hourly CalculatorConvert annual salary into hourly, weekly, biweekly, monthly, and daily pay estimates.Score 2Overtime Pay CalculatorCalculate regular pay, overtime pay, gross pay, and overtime share for a pay period.Score 2Payroll Cost CalculatorEstimate fully loaded payroll cost including gross pay, employer taxes, benefits, and insurance.Score 2