English Calculators
Free calculators with direct answers, clear inputs and the calculation steps behind every result.
Roof Pitch Calculator
Convert rise and run into pitch, degrees and slope percentage. Estimate common rafter length and roof area.
Calculate roof pitch →Salary to Hourly Calculator
Convert annual, monthly, weekly and hourly gross pay with a schedule that matches your job.
Convert salary to hourly →Calculate, then understand the result
Our English-language calculators work directly in your browser. Enter your values, see the answer and check the formulas below each tool.
Looking for our Brazilian calculators? Visite o SimCálculo em português.