Duplicated values / data

[lani_berina]

Hi everyone,


I need help on how to find duplicated values / data from the master list in col O2:O241 to sheet1 col. B1:B125, SHEET2, COL. B2:B10 and to SHEETB COL B2:B10.

O	B	B	B
23232	23233	454545	54545
55664	64646	464666	64654
MASTER LIST	SHEET1	SHEET2	SHEET3

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Thank you very much in advance for the help.