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How-To Guides

Step-by-step guides that teach you how to perform calculations manually.

1227 guides
5 steps5 min

How to Calculate Discount Percent: Step-by-Step Guide

Learn to calculate discount percentages by hand with our easy-to-follow guide. Understand the formula, see a worked example, and avoid common pitfalls.

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4 steps5 min

How to Calculate Markup Percent: Step-by-Step Guide

Learn to manually calculate markup percentage step-by-step. Understand the formula, work through an example, and avoid common pitfalls for accurate pricing.

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4 steps5 min

How to Calculate What Percent: Step-by-Step Guide

Learn to calculate what percent one number is of another by hand! Understand the formula, cross-multiplication, and avoid common mistakes.

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4 steps5 min

How to Calculate Percent Of: Step-by-Step Guide

Learn to calculate what percentage one number is of another by hand. Simple formula, worked examples, and common pitfalls explained.

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6 steps3 min

How to Calculate Percentage Change: A Step-by-Step Guide

Learn to calculate percent increase or decrease manually

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5 steps3 min

How to Calculate Percentage Change: A Step-by-Step Guide

Calculate percent increase or decrease

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6 steps3 min

Mileage Deduction Calculator: Step-by-Step Guide

Calculate IRS mileage deduction manually

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5 steps6 min

How to Calculate Your Federal Tax Withholding: Step-by-Step Guide

Learn to manually estimate your federal tax withholding. Understand W-4 inputs, tax brackets, and common pitfalls to avoid under or overpaying.

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5 steps5 min

How to Calculate Alternative Minimum Tax (AMT): Step-by-Step Guide

Learn to manually calculate Alternative Minimum Tax (AMT) liability with this step-by-step guide. Understand the formula, worked examples, and common pitfalls.

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5 steps5 min

How to Calculate Capital Loss Carryforward and Tax Benefit: Step-by-Step Guide

Learn to manually calculate your net capital loss, current year deduction, and capital loss carryforward for tax planning. Includes a worked example.

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5 steps4 min

How to Calculate Your Charitable Deduction: Step-by-Step Guide

Learn to manually calculate your charitable tax deduction and potential tax savings. Understand AGI limits and common pitfalls.

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6 steps5 min

How to Calculate Your Home Office Tax Deduction: Step-by-Step Guide

Learn to manually calculate your home office tax deduction with our step-by-step guide. Includes formulas, examples, and common pitfalls to help you save.

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4 steps5 min

How to Calculate Depreciation Tax: Step-by-Step Guide

Learn to manually calculate depreciation tax savings using the straight-line method. Understand the formula, work through an example, and avoid common pitfalls.

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6 steps6 min

How to Calculate Quarterly Taxes: Step-by-Step Guide

Learn to manually calculate your quarterly estimated taxes. Understand the formula, common pitfalls, and payment schedule for self-employed income.

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5 steps7 min

How to Calculate Self-Employment Tax: Step-by-Step Guide

Learn to manually calculate your Self-Employment (SE) tax, including Social Security and Medicare, with a clear formula and worked example.

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5 steps5 min

How to Calculate S Corporation Tax Savings: Step-by-Step Guide

Manually calculate potential S-corp self-employment tax savings vs. sole proprietorship. Understand the formula, follow a worked example, and avoid common pitfalls.

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5 steps8 min

How to Calculate LLC Taxes: Step-by-Step Guide

Learn to manually calculate LLC taxes, including self-employment tax, income tax, and state fees. Understand formulas, see a worked example, and avoid common pitfalls.

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6 steps4 min

How to Calculate Probate Costs: Your Step-by-Step Guide

Learn to manually estimate probate costs for an estate, including executor, attorney, and court fees. Understand the formulas and avoid common pitfalls.

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5 steps7 min

How to Calculate Trust Distributions: Step-by-Step Guide

Learn to manually calculate trust distribution amounts for beneficiaries, including estimated tax withholding, with this easy-to-follow guide and example.

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6 steps8 min

How to Calculate Gift Tax: Step-by-Step Guide

Learn to calculate gift tax manually with our step-by-step guide. Understand formulas, annual exclusions, and lifetime exemptions. Avoid common pitfalls.

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5 steps4 min

How to Calculate Estate Tax Manually: Step-by-Step Guide

Learn to calculate federal estate tax by hand! Understand the formula, exclusion amounts, and common pitfalls with a step-by-step guide and example.

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5 steps4 min

How to Calculate Alimony: Step-by-Step Guide

Learn to estimate alimony payments by hand. Understand formulas, marriage length, and income factors with a worked example. Use a calculator for convenience.

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5 steps5 min

How to Calculate Court Costs Manually: Step-by-Step Guide

Learn to estimate court costs like filing fees, service costs, and more by hand. Understand the formula and common pitfalls for legal proceedings.

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5 min

How to Calculate Attorney Contingency Fees: Step-by-Step Guide

Learn to calculate attorney contingency fees by hand from your settlement. Understand formulas, see a worked example, and avoid common pitfalls.

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5 steps7 min

How to Calculate Interest On Judgment: Step-by-Step Guide

Learn to manually calculate judgment interest. Understand the formula, statutory rates, and common pitfalls. Use a calculator for complex cases.

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6 steps6 min

How to Manually Calculate a Statute of Limitations Deadline

Learn to manually calculate legal deadlines for statutes of limitations. Understand trigger dates, statutory periods, and common adjustments for accuracy.

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5 steps5 min

How to Calculate Settlement Value Using Expected Value Analysis: Step-by-Step Guide

Learn to calculate settlement value using expected value analysis. Understand trial outcomes, probabilities, and costs to make informed decisions.

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4 steps5 min

How to Calculate Damages: Step-by-Step Guide

Learn to manually calculate economic, non-economic, and total damages for personal injury or breach of contract. Understand formulas, multipliers, and common pitfalls.

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5 steps6 min

How to Calculate Property Division: Step-by-Step Guide

Learn to manually calculate equitable property division in divorce, including 50/50 splits and buyout amounts. Understand the formula and avoid common pitfalls.

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6 steps6 min

How to Calculate Child Support: Step-by-Step Guide

Estimate child support payments manually using the income shares model. Learn formulas, see a worked example, and avoid common pitfalls.

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