Business and trade mathematics
Investment and insurance businesses calculators
Calculate target-allocation differences, holding-period returns without external cash flows and insurance-agency commission budgets. No security, policy or tax recommendation is made.
Portfolio target allocation and rebalancing
Compare holding values with chosen targets and calculate arithmetic buy or sell amounts after a cash addition.
Open calculator →Investment holding period total return
Calculate a period return from investment values, separate distributions and fees without external cash flows.
Open calculator →Insurance agency commission operating budget
Budget agency commissions, chargebacks and servicing expenses from contract terms.
Open calculator →Working capital and liquidity
Calculate net working capital, current ratio and quick ratio from matching balance-sheet amounts.
Open calculator →Business valuation range
Explore a supplied earnings-multiple range or net asset estimate, with the basis and debt adjustments stated explicitly.
Open calculator →Business loan payment and total cost
Estimate fixed monthly loan payments, interest, fees and payoff timing, including optional extra monthly principal payments.
Open calculator →Retirement savings projection
Project retirement savings from your current balance, chosen retirement age and regular contributions, with a purchasing-power comparison.
Open calculator →Retirement contribution target
Calculate a monthly contribution needed for your chosen retirement target, using a stated nominal or today-money target and assumed growth.
Open calculator →Retirement withdrawal runway
Explore how long a supplied savings balance can fund assumed monthly withdrawals, with constant returns and an explicit annual withdrawal increase.
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