Financial Guides

How Mortgage Payments Are Calculated

A plain-English guide to the mortgage payment formula, with a worked example and what else goes into your monthly housing cost.

How Compound Interest Works

Understand how interest on interest grows your savings, with a worked example, the Rule of 72, and the factors that matter most.

How to Pay Off a Loan Faster

Practical ways to cut the time and interest on a personal loan, auto loan or similar installment loan, with a worked example.

How to Calculate ROI (Return on Investment)

Learn the ROI formula, how to include costs, why time matters, and how to compare investments fairly with annualized return.

How to Read Your Paycheck

A plain-English guide to gross pay, net pay, payroll taxes and deductions, with a worked example of a biweekly paycheck.

Car Loan vs. Leasing: Which Costs Less?

Compare buying with a car loan to leasing, with a worked example, the key terms to know, and who each option tends to suit.

Fixed-Rate vs. Adjustable-Rate Mortgage

Understand how fixed-rate and adjustable-rate mortgages differ, with a worked example of how an ARM payment can change.

How Much Should You Save for Retirement?

Learn the common rules of thumb for retirement saving, why starting early matters so much, and how to estimate your own target.

How Credit Card Interest Works (and How to Avoid It)

Learn how APR, the grace period, and minimum payments work, see a real example of how interest adds up, and find simple ways to pay less.

Emergency Fund: How Much You Need and How to Build It

Learn what an emergency fund is, how much to save, where to keep it, and simple steps to build one even on a tight budget.

Budgeting Basics: A Simple Guide to the 50/30/20 Rule

Learn how to build a simple monthly budget, how the 50/30/20 rule works with a real example, and easy habits to stay on track.

Debt Snowball vs Debt Avalanche: Which Payoff Method Is Better?

Compare the two most popular ways to pay off several debts, with a worked example showing the time and interest each method costs.

How to Improve Your Credit Score: 7 Practical Steps

Learn what makes up a credit score, why it matters, and seven practical steps to build and improve it over time.

Gross Pay vs Net Pay: Why Your Paycheck Is Smaller Than Your Salary

Understand the difference between gross and net pay, see where the money goes with a worked example, and learn how to estimate your take-home pay.

Simple Interest vs Compound Interest: What Is the Difference?

Learn how simple and compound interest work, compare them with a 10-year and 30-year example, and see why compounding helps savers and hurts borrowers.

Student Loans Explained: How They Work and How to Repay Them

Learn how student loan interest works, compare common repayment approaches with a worked example, and find simple ways to pay less.

How Much House Can You Afford? A Simple Step-by-Step Guide

Learn the 28/36 rule, see a worked example of how income turns into a home price, and find out what costs to include before you buy.

Down Payment Guide: How Much Should You Save for a Home?

Learn how much to put down on a home, compare 20%, 10%, and 5% with a worked example, and build a simple plan to save for it.

Net Worth Explained: How to Calculate and Grow It

Learn what net worth means, calculate yours step by step with a worked example, and discover simple habits that help it grow over time.

Side Income and Taxes: What You Need to Know Before You Start

Learn how extra income is taxed, see a worked example of what to set aside, and find simple habits that keep a side business organized.