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OpenStudy (anonymous):
Find the sums and show work 1+2+3+ ... +3218+3219+3220
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OpenStudy (anonymous):
you just add it up and it equals to 9663
jhonyy9 (jhonyy9):
mke the same like in case of 500 1+3219=3220 2+3218=3220 3+3217=3220 ...
jhonyy9 (jhonyy9):
make this till the end so after you need calcul how many from 3220 there are multiply this number with 3220 and will get the result
OpenStudy (anonymous):
3220(3221)/2 =5185810
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