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Summation Calculator
To find the sum of a series, fill the respected boxes with starting and ending values, and equation in the summation notation or sigma calculator.
Table of Contents:
This Summation calculator (solver) computes the partial sum of a series. User can choose between
- Simple sum calculator (Enter numbers simply)
- Sigma notation calculator (equation needed)
What is Summation?
Summation aka sum is the result obtained after adding the numbers of a sequence.
Summation notation () is used to represent a long sum in a single expression.
Summation notation Example:
Solve:
Solution:
Step 1: understand the operations:
Values = 3 to 7 = 3, 4, 5, 6, 7
Equation = 2n - 3
Step 2: Put the values in the equation:
3 = 2(3) - 3 = 3
4 = 2(4) - 3 = 5
5 = 2(5) - 3 = 7
6 = 2(6) - 3 = 9
7 = 2(7) - 3 = 11
Step 3: Add all the results:
= 3 + 5 + 7 + 9 + 11
= 35