How the calculator works
square root: √x
square: x²
cube: x³
sin/cos/tan: uses degrees
log10 and ln: require positive numbersFree business utility calculator
A lightweight scientific calculator for roots, powers, percentages, logarithms, and trig checks.
Tool & Tally calculators are for general business planning and estimating; they are not tax, legal, payroll, financial, or accounting advice. No guaranteed revenue, profit, leads, bookings, sales, rankings, or ROI.
Business utility
Formula and assumptions
square root: √x
square: x²
cube: x³
sin/cos/tan: uses degrees
log10 and ln: require positive numbers