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September 23, 2014

September 23, 2014

Posted by **Anonymous** on Thursday, March 1, 2012 at 11:18pm.

- arithmetic -
**Bria**, Thursday, March 1, 2012 at 11:33pm21terms/3terms=7groups of 3terms

237(last group)-129 (middle group)=36

237(group7)-36=201(group6)

group6-36

group5-36

129(group4)-36=95(group3)

group3-36

group2-36

add up all group terms(237+201+165...)

Hope thats what your looking for if not sorry, but that should be right

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