How can I get partial sums of a series on a TI 89 calculator?

What is the "partial sums method"

WHAT ARE PARTIAL SUMS???

Give an example of Partial sums method.

Find the first six partial sums S1, S2, S3, S4, S5, S6 of the sequence. 2, 5, 8, 11, . . .

Find the first six partial sums S1, S2, S3, S4, S5, S6 of the sequence. 1/2, 1/2^2, 1/2^3, 1/2^4...

Find the first 5 partial sums of the series ∑n=2 to ∞ 1/(n(n+4))? I got 1/12 for the first one bu...

Partial sums

Find the first six partial sums S1, S2, S3, S4, S5, S6 of the sequence whose nth term is given....

Find the first six partial sums of the sequence whose nth term is given. 1,3,5,7

Find the first six partial sums 1,3,5,7

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