How to make a monthly budget
Use income after tax and payroll deductions, rather than your headline salary. If income changes from month to month, start with money you can reasonably confirm and rerun the plan when it changes.
- Add fixed commitments such as rent, internet, and scheduled debt payments.
- Estimate variable expenses such as groceries, transport, and meals.
- Enter the amount you plan to set aside for savings, without counting it again in expenses.
- Read the unallocated balance. If the plan exceeds income, the calculator shows the size of that gap.
A budget describes what you expect; an expense tracker records what actually happened. Comparing the two can reveal a missing bill or an assumption that no longer fits your routine.
A monthly budget example
Illustration: 32,000 income minus 12,000 fixed bills, 8,000 variable spending, and 4,000 savings leaves 8,000 unallocated. That amount is not automatically available for extra purchases: the calculation only knows the commitments you entered.
Annual insurance and irregular bills can disappear from an ordinary monthly view. You can place a bill in its payment month or reserve its annual total divided by 12. Use one approach consistently so you do not count both as new spending.
What does the 50/30/20 budget rule mean?
The reference divides take-home income into 50% for needs, 30% for wants, and 20% for savings and additional debt repayment. On 32,000, that is 16,000 / 9,600 / 6,400. It is a starting framework, not a universal target.
Housing costs, family commitments, and variable income can make a different split more realistic. The reference does not change your entered plan or grade your spending. CFPB provides an introductory budget exercise using this framework.
Turn your plan into a daily record
Use the free budget and expense worksheets to keep planned and actual amounts side by side. For a phone-based record, explore MindSpend’s iPhone expense tracker and its planned-versus-impulse view. A planned purchase can still change in price, and an impulse decision is not automatically unnecessary.