Guides
Your paycheck, decoded.
Plain-language explanations of FICA taxes, deductions, and paycheck math — grounded in IRS and SSA sources, with the numbers shown.
Paycheck Basics
How FICA, deductions, and pay frequency turn your gross into take-home.
What Is FICA? Social Security and Medicare Taxes on Your Paycheck, Explained
FICA withholds 7.65% from every paycheck — 6.2% for Social Security (up to an annual wage base cap) and 1.45% for Medicare. Here's exactly how each works, with a worked dollar example, what reduces your FICA-taxable wages, and why your employer pays a matching share you never see.
Read guide →Why Your Biweekly Paycheck Feels Smaller Than Your Salary Suggests
Most people divide their salary by 12 to estimate a paycheck, but biweekly pay runs 26 cycles a year — not 24. Here's the real math and why it changes your monthly budget.
Read guide →The Three-Paycheck Month Windfall: How to Plan for It Instead of Spend It
If you're paid biweekly, two months every year you'll receive a third paycheck. Most people don't see it coming. Here's how to identify those months and put that money to work before it disappears.
Read guide →Overtime Pay Is Not All Taxed at 1.5×: Here's What Actually Happens
Your overtime hours pay 1.5× your regular rate, but FICA taxes still apply at the standard 7.65% — not a penalty rate. This guide walks through the exact math so you can estimate your real take-home on overtime weeks.
Read guide →Pre-Tax Benefits Are a Tax Discount Only If You Know Which Ones Qualify
Health insurance, FSA contributions, and commuter benefits reduce your FICA-taxable wages — but vision, disability, and life insurance usually don't. This guide lists exactly which benefits lower your Social Security and Medicare tax burden.
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Compare & Plan
Guides for evaluating raises, job offers, and pay changes before you sign.
The True Cost of Saying No to Your Employer's 401(k) Match
A 3% employer match sounds like a small perk. Run the numbers over a 35-year career and the wealth gap between employees who take it and those who don't can exceed $200,000. Here's the exact math.
Read guide →How to Read a Job Offer Letter: The Numbers That Actually Matter
Most job offer letters bury the details that move your take-home pay. This guide shows you which line items to scrutinize, which are negotiable red herrings, and how to run the real math before you sign.
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