Payroll study resources, calculators, and practice tests.

PrepToPay resources

Payroll study resources, calculators, and practice tests.

Find PrepToPay’s public study guides, payroll calculators, certification practice tests, tax references, forms, glossary terms, and comparison pages in one place.

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FPC and CPP prep Payroll calculators 2026 references Plain-English study guides

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Quiz

Payroll study path quiz

Find out whether FPC prep, CPP prep, payroll fundamentals, or Payroll Reference is your best next step.

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Practice

Free payroll practice tests

Start with free FPC, CPP, payroll tax, and calculation quizzes.

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Practice

Free FPC practice test

Sample foundational payroll questions for newer payroll professionals.

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Practice

Free CPP practice test

Sample CPP-style questions for payroll operations, compliance, accounting, and controls.

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Calculator

Supplemental wage calculator

Estimate federal bonus withholding, FICA, Additional Medicare Tax, and gross-up amounts.

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Calculator

Gross-to-net payroll calculation

Review the sequence from gross pay to taxable wages, deductions, taxes, and net pay.

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Practice

Payroll calculations quiz

Practice gross-to-net logic, taxability, wage bases, overtime, and deduction math.

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Practice

Payroll tax quiz

Review federal payroll tax concepts, forms, withholding, FICA, FUTA, and deposits.

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Certification

FPC exam prep

Study path for payroll fundamentals, forms, calculations, and basic compliance.

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Certification

CPP exam prep

Study path for experienced payroll professionals preparing for CPP scenarios.

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Guide

FPC study guide

A practical guide to what to study and how to prepare for the FPC exam.

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Guide

CPP study guide

A practical guide to CPP domains, scenarios, study planning, and exam readiness.

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Comparison

FPC vs CPP

Compare the two payroll certification paths and choose the right study track.

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Guide

Payroll certification guide

Understand how payroll credentials fit into a payroll career path.

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Study plan

How to study for CPP

Build a practical CPP study routine around practice, weak areas, and scenarios.

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Study plan

How to study for FPC

Build a practical FPC study routine around payroll fundamentals and repetition.

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Reference

Payroll reference library

Current-year payroll rates, forms, tools, and reference notes for payroll review.

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Tax

Payroll tax reference

A federal payroll tax reference for FICA, FIT withholding, FUTA, forms, and deposits.

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Tax

Supplemental wage withholding

Learn the rules behind bonus, commission, severance, and other supplemental wage withholding.

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Tax

FICA tax basics

Review Social Security, Medicare, wage bases, and Additional Medicare Tax concepts.

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Tax

FUTA tax basics

Review federal unemployment tax concepts, wage base, deposits, and Form 940 context.

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Tax

Payroll deposit schedule

Review federal payroll deposit timing concepts and study traps.

Review deposits →
Forms

Form 941 basics

Understand the quarterly federal employment tax return and what it reports.

Read Form 941 →
Forms

Form 940 basics

Review the annual FUTA return and related payroll tax concepts.

Read Form 940 →
Forms

Form W-4 basics

Review the employee withholding certificate and its payroll role.

Read W-4 guide →
Glossary

Payroll terms glossary

Plain-English definitions for payroll study and reference review.

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Comparison

Mometrix vs PrepToPay

Compare a traditional CPP study guide approach with interactive payroll practice.

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Comparison

PayTrain alternative

Compare PayTrain Mastery with PrepToPay as an interactive CPP practice supplement.

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Teams

Payroll training for teams

Team access for employers, payroll departments, staffing firms, and training programs.

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No matching resources yet. Try FICA, supplemental wages, gross-to-net, CPP, Form 941, or PayTrain.

Use the hub like a study map

Start broad, then get specific. A short diagnostic test or calculator page can reveal which guide, reference page, or app practice set to open next.

1. Choose a pathFPC, CPP, or payroll refresh.
2. Take a short testUse free practice to find gaps.
3. Review the ruleOpen the guide or calculator for the topic.
4. Practice in the appUse explanations and flashcards to make it stick.

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PrepToPay includes FPC and CPP practice questions, explanations, calculators, flashcards, current-year payroll reference tools, and AI study support.

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PrepToPay resources are for payroll study and reference support, not legal, tax, accounting, or payroll advice. Always verify current requirements with official IRS, SSA, DOL, state, local, and certification sources. PrepToPay is independent and is not affiliated with, endorsed by, or sponsored by PayrollOrg.