Tenthwise learning library

Learn one useful money decision at a time.

Each guide explains the principle, a practical workflow, the assumptions and the important limits. No copied chapters, miracle claims or shame.

Your data · 7 min

How to Import Bank Transactions From a CSV File

Shape a bank export or spreadsheet so it imports cleanly: column names, date order, decimal separators, signs and duplicate handling.

Updated 25 Aug 2026
Saving system · 8 min

How to Pay Yourself First Without a Rigid Budget

Choose a sustainable pay-yourself-first percentage, automate it safely and adjust the plan for low or irregular income.

Updated 25 Aug 2026
Financial safety · 9 min

Emergency Fund Calculator: Build a Safety Runway That Fits Real Life

Estimate emergency-fund months from essential spending, income stability, insurance and household responsibilities instead of using one universal target.

Updated 25 Aug 2026
Debt payoff · 10 min

Debt Snowball vs Avalanche: Compare Motivation and Interest Cost

Understand debt snowball and avalanche payoff methods, calculate the first target and avoid common projection mistakes.

Updated 25 Aug 2026
Budget framework · 8 min

The 70/20/10 Budget for Debt Recovery: A Flexible Modern Version

Use the Babylon clay-tablet 70/20/10 split as an adjustable debt-recovery scenario rather than a rigid rule.

Updated 25 Aug 2026
Spending plan · 7 min

Build a Conscious Spending Plan Without Tracking Every Coffee

Organize essentials, future goals and guilt-free spending into a monthly plan that guides decisions without shame.

Updated 25 Aug 2026
Variable income · 9 min

How to Budget Irregular Income: Use a Floor, Buffer and Payday Rule

A practical budget system for freelancers, business owners and households with variable monthly income.

Updated 25 Aug 2026
Wealth tracking · 7 min

How to Track Net Worth Without Turning It Into a Self-Worth Score

Create an honest assets-minus-debts snapshot, update it consistently and interpret changes without fabricated history.

Updated 25 Aug 2026
Saving goals · 6 min

Sinking Funds: Turn Predictable “Emergencies” Into Monthly Plans

Calculate sinking-fund contributions for annual bills, repairs, travel and replacements without mixing them with emergency savings.