Tool guides posts
How Much House Can You Afford? The 28/36 Rule Explained
The 28/36 rule turns your income into a realistic home budget in two steps. See how much monthly payment — and how big a loan — your income supports, why the interest rate changes everything, and the costs the rule hides.
Read the guide →Tool guidesHow to Calculate a Percentage (3 Ways, With Examples)
Learn how to find a percent of a number, what percent one number is of another, and percentage increase or decrease — with clear examples. Check your answer with the free percentage calculator.
Read the guide →Tool guidesPay Off Debt or Invest? A Clear Way to Decide
Have spare cash? Whether to pay down a loan or invest comes down to guaranteed vs uncertain returns — not just comparing two rates. Here's the framework, the traps, and how to run your own numbers.
Read the guide →Tool guidesSimple vs Compound Interest: How to Calculate Both
Understand the difference between simple and compound interest, the formulas for each, and how compounding frequency changes your return — with worked examples. Check it with the free interest calculator.
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