=LOOKUP(A1,{0,90,95,98;"D","C","B","A"})

--

HTH,

RD
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Please keep all correspondence within the Group, so all may benefit!
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"dchristo" wrote in message
...
I need a formula for
if 100 - 98 = A
97 - 95 = B
94 - 90 = C
90 = D

Thank you for you help.