Money Guides & Finance Blog
Plain-English guides on retirement, taxes, saving, and debt — every figure tied to its IRS, SSA, or primary source, with a calculator to run your own numbers.
Latest guides
2027 HSA Contribution Limits (and 2026): Full Guide
The IRS has already set the 2027 HSA limits: $4,500 for self-only coverage and $9,000 for families. Here are the 2026 and 2027 numbers, who qualifies, and how to decide between an HSA and an FSA at open enrollment.
2027 Tax Brackets & Standard Deduction (Projected)
The IRS hasn’t published its 2027 numbers yet, but the major tax publishers agree on nearly every line: about 3.2% higher brackets, a $16,600 / $33,200 standard deduction, and a $20,000 gift exclusion.
2027 Social Security COLA: 3.6% Raise & New Numbers
Social Security and SSI payments rise 3.6% in 2027, the biggest bump since 2023. Here is what it adds to your check, when it arrives, and every limit that changed with it.
Mortgage & Home guides
Mortgage & Home calculatorsHow Much Can You Borrow With a HELOC?
Your HELOC limit starts with simple math: a percentage of your home’s value, minus what you owe. Here’s the formula, examples at 80%, 85%, and 90%, and the other factors lenders check.
How Much Rent Can I Afford? The 30% Rule and Beyond
The classic answer is 30% of your gross income — but landlords use their own test, and your debts and take-home pay matter too. Here’s a quick table and how to find your number.
How Much House Can You Afford?
A lender will tell you the biggest loan you qualify for. That’s rarely the amount you should borrow. Here’s how to find a home price that fits your life, not just your file.
What Is PMI, and How Do You Avoid It?
PMI is an extra monthly charge you pay to protect the lender when you put less than 20% down. Here’s what it costs, how to cancel it, and how to avoid it entirely.
15- vs. 30-Year Mortgage: Which Should You Choose?
The 15-year saves hundreds of thousands in interest; the 30-year costs less each month and leaves room to breathe. Here’s the real trade-off on a $400,000 loan.
How to Finance a Home Renovation: 7 Options (2026)
Cash, a HELOC, a cash-out refinance, or a personal loan? Each way to fund a remodel carries a real trade-off in rate, risk, and speed. Here are seven, compared.
HELOC vs. Home Equity Loan vs. Personal Loan
All three can fund a remodel, but they differ on rate, risk, and repayment. Here is how a HELOC, a home equity loan, and a personal loan stack up — and when to pick each.
Kitchen Remodel Cost 2026 and How to Pay for It
A kitchen remodel runs from about $15,000 to well past $75,000 depending on scope. Here is what drives the number, what it returns at resale, and how to pay for it.
Auto guides
Auto calculatorsNo Tax on Car Loan Interest: Rules and Savings
Interest on a new car loan is deductible again — up to $10,000 a year through 2028. But the car has to be new and U.S.-assembled, and the income phase-out bites fast. Here’s what it’s really worth.
How a Car Lease Works: Money Factor & Residual
When you lease, you pay for the part of the car you use up, plus interest. Once you know the four numbers behind a lease payment, it’s much easier to spot a good deal — and negotiate one.
How Much Car Can You Afford?
Dealers sell you a monthly payment; your budget cares about the total cost. Here’s a simple rule for setting a car budget — and the costs people forget to count.
How Car Loan Interest Works & Why Longer Costs More
A lower monthly payment can hide a much bigger total cost. Here’s how car loan interest is set, why used-car rates run higher, and what a longer term really costs.
How Much Should You Put Down on a Car?
A down payment does three things at once: shrinks your payment, cuts your interest, and keeps you from owing more than the car is worth. Here’s how much to aim for.
Investing guides
Investing calculatorsWhat Is the Average Stock Market Return?
You’ll hear “the market returns 10% a year.” It’s true on average — and misleading if you stop there. Here’s the real number, the inflation-adjusted number, and how to plan around both.
Rule of 72: How to Double Your Money (With Table)
Divide 72 by your annual return and you get the years it takes to double your money. Here’s the formula, a ready-made table, and where the shortcut breaks down.
What Is a Good ROI? How to Calculate Your Return
ROI is simple to calculate and easy to misread. Here’s the formula, what a “good” return looks like, and the one adjustment that makes two investments actually comparable.
Retirement guides
Retirement calculators2027 Social Security COLA: 3.6% Raise & New Numbers
Social Security and SSI payments rise 3.6% in 2027, the biggest bump since 2023. Here is what it adds to your check, when it arrives, and every limit that changed with it.
When to Claim Social Security: 62, FRA, or 70?
The age you claim Social Security locks in your benefit for life. Here’s how much each year of waiting is worth, your full retirement age, and the break-even math behind the decision.
$6,000 Senior Deduction: Who Gets It, What It Saves
If you are 65 or older, a new $6,000 deduction can cut your federal taxes through 2028 — but it phases out at higher incomes and doesn’t make Social Security tax-free.
RMD Deadline 2026: Take Your RMD by Dec. 31
If you are 73 or older, your 2026 required minimum distribution is due December 31. Here’s the deadline that applies to you, how to figure the amount, and smart ways to take it.
2026 401(k) and IRA Contribution Limits Explained
The IRS lifted the 401(k) limit to $24,500 and the IRA limit to $7,500 for 2026 — plus a bigger catch-up for ages 60–63 and a new Roth rule for high earners. Here is every number that changed.
Roth vs. Traditional 401(k) in 2026: Which to Pick?
Traditional gives you a tax break now; Roth gives you tax-free income later. The right answer depends on one thing — your tax rate now versus in retirement. Here is how to decide.
How Much Do You Need to Retire? A 2026 Guide
You do not need a crystal ball to estimate your retirement number — just two rules of thumb. Here is how to combine income replacement and the 4% rule, and what changes the answer.
Savings guides
Savings calculatorsHow Much Emergency Fund Do You Need?
An emergency fund is the difference between a setback and a crisis. Here’s how many months to save, how to size it to your life, and where to keep it.
What Is a CD, and Is It Worth It?
A CD locks up your money for a fixed term in exchange for a guaranteed rate. Here’s how they work, the one big catch, and when they beat a savings account.
How Much to Save Each Month to Reach a Savings Goal
A savings goal is just a target and a deadline. Work backward to a monthly number, let compound interest chip in, and automate it so it happens without willpower.
Paycheck & Salary guides
Paycheck & Salary calculatorsHow to Calculate Annual Salary From Hourly Pay
Turning an hourly wage into a yearly salary takes one multiplication — if you use the right number of hours. Here’s the formula, a mental-math shortcut, and the adjustments that matter.
Is Your Salary Good? Judge Offers by Take-Home
Two people earning the same salary can take home thousands of dollars apart. Here is how to judge an offer by what actually lands in your account — and where it goes furthest.
How to Answer 'What Are Your Salary Expectations?'
The salary-expectations question feels like a trap, but a little prep turns it into an advantage. Here is how to research your range, give a number, and avoid anchoring low.
Salary Negotiation: How Much More to Ask For
Most people accept the first number. A short, well-researched counter usually adds several thousand dollars — and because raises compound, that gap follows you for years.
Taxes guides
Taxes calculators2027 HSA Contribution Limits (and 2026): Full Guide
The IRS has already set the 2027 HSA limits: $4,500 for self-only coverage and $9,000 for families. Here are the 2026 and 2027 numbers, who qualifies, and how to decide between an HSA and an FSA at open enrollment.
2027 Tax Brackets & Standard Deduction (Projected)
The IRS hasn’t published its 2027 numbers yet, but the major tax publishers agree on nearly every line: about 3.2% higher brackets, a $16,600 / $33,200 standard deduction, and a $20,000 gift exclusion.
No Tax on Tips: How the $25,000 Deduction Works
Tipped workers can now deduct up to $25,000 of tips from their federal taxable income — but it isn’t truly “no tax.” Here’s exactly what it covers, what it doesn’t, and what it’s worth.
No Tax on Overtime: What You Can Deduct in 2026
Overtime isn’t tax-free under the new law — only the extra half of your time-and-a-half pay is deductible. Here’s how to figure your deduction and what it’s worth.
Tax-Loss Harvesting: Cut Your 2026 Tax Bill
Have investments that are down? Selling them before December 31 can offset your gains and trim your ordinary income — as long as you avoid the wash-sale trap.
Marginal vs. Effective Tax Rate: The Difference
People say "I’m in the 22% bracket" as if 22% of their income vanishes. It doesn’t. Here’s the difference between your marginal and effective rate — and why it matters for every money decision.
How Much of Your Paycheck Goes to Taxes?
Your paycheck shrinks between gross and take-home for four separate reasons. Here’s each one, in 2026 numbers — and why being “in the 22% bracket” doesn’t mean 22% of your pay.
How to Fix Your W-4 Withholding: Stop Owing
A big refund and a surprise bill are the same problem — a W-4 that doesn’t match your real tax. Here’s how the form works and which line to change to land near $0.
Loans & Debt guides
Loans & Debt calculatorsHow to Calculate Debt-to-Income Ratio (DTI)
Lenders use your debt-to-income ratio to decide how much you can borrow. Here’s exactly what goes into it, how to calculate it in two minutes, and the limits for conventional, FHA, and VA loans.
Debt Snowball vs. Avalanche: Which Is Faster?
Both methods use the same money and the same discipline — they just differ on which debt you attack first. One saves the most interest; the other keeps you motivated. Here’s how to choose.
How to Pay Off Credit Card Debt Fast
Americans carry $1.25 trillion in credit card debt at over 20% interest — and paying the minimum keeps you there for years. Here’s a concrete plan to get out faster.
Is Debt Consolidation Worth It?
Consolidation replaces several debts with one — ideally at a lower rate. That’s a real win in some cases and a trap in others. Here’s how to tell which one you’re in.
Everyday Math guides
Everyday Math calculatorsHow Much to Tip: A Guide for Every Situation
Tipping norms have drifted, and the screen at the counter doesn’t help. Here are the common U.S. ranges for every situation, whether to tip on tax, and the mental math to get it right in seconds.
Markup vs. Margin: Formulas and Conversion Table
A 50% markup is only a 33% margin. Mixing the two up is one of the most common pricing mistakes — here are both formulas, a conversion table, and how to set a price that hits your target.
How to Calculate a Percentage (4 Formulas)
Almost every percentage question is one of four formulas. Here they are with worked examples — plus the mental-math tricks for tips and sale prices, and the one mistake that trips up percent change.