Sum Calculator

Quickly add multiple numbers online with the CalculatorFox Sum Calculator. Enter values separated by commas, spaces, or new lines — the total, count, and average update instantly.

Total
0
Count
0
Average
0
Ignored
0

About the Sum Calculator

The Sum Calculator adds a series of numbers to give you the total. It’s perfect for budgeting, quick data analysis, and simple math without spreadsheets.

Formula Used

Sum = a₁ + a₂ + a₃ + ... + aₙ

Example Calculation

Example: 5 + 10 + 15 + 20 = 50

Accepted Input Formats

  • Comma-separated (e.g., 5, 10, 15)
  • Space-separated (e.g., 5 10 15)
  • Line-separated (one number per line)
  • Supports decimals and negatives

Frequently Asked Questions

  • How do you calculate the sum?
    Add all numbers together — the tool automates this instantly.
  • Can I enter decimals or negatives?
    Yes, both are supported for accurate results.
  • What formats are accepted?
    Commas, spaces, or new lines between numbers.
  • What else does it show?
    Total, count, average, and ignored values.
  • Difference between sum and total?
    They mean the same — the total of all numbers.
  • Can it handle long lists?
    Yes, optimized for large inputs without lag.