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Instant result
Enter the data and press the button to do the calculation.
Online Calculator
Summation calculator
Enter a sequence of numbers to calculate their sum.
You can use spaces, semicolons, or line breaks. A decimal comma is supported within each value.
Information
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Local processing
The values are processed directly in your browser.
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Free
No registration, external API or subscription required.
Frequently asked questions
How do I separate the numbers?
You can use spaces, semicolons, or line breaks.
Does it support decimals?
Yes. Each value can use a decimal point or comma.
Does it support negative numbers?
Yes.
What does a summation represent?
It represents the sum of a collection or sequence of values.