Excel

• Convert numbers to different number systems

if match substr

my cells have unit in them... some MB , some KB, I want the mall to be a single unit so I can remove the uni and do math on it.

=IF(ISNUMBER(SEARCH("* MB",A1)),"dog","")

resources:

• http://www.techrepublic.com/article/using-excels-find-and-mid-to-extract-a-substring-when-you-dont-know-the-start-point/1033368
• http://www.techrepublic.com/article/save-time-by-using-excels-left-right-and-mid-string-functions/1033367

=LEFT(J3,LEN(J3)-(LEN(J3)-FIND(" ",J3)))

These are great ( google sheets )

=INDEX(D3:D8,MATCH("Product 4",A3:A8,1),1)

Find the index of the A coloumn that matches "Product 4", Give that to "INDEX" , get the cell inthe range "D3:D8", at index pos of the previous match.

=SUMIF('RAW DATA'!A2:A, "A2:A = A2", 'RAW DATA'!B2:B)

Sum all the entries from B where the entries in A match A2.

regexp

=REGEXEXTRACT(D11,"^[0-9]+")