Amazon's math
From their Movers and Shakers page:
I never knew that you could use percentages on ordinal numbers.
(I'm tempted to send this to a certain Karen, but given that we haven't really been in touch for a while, it would be a weird thing to send out of the blue.)
The Movers & Shakers index identifies, by category, the biggest gainers in sales rank at Amazon.com in the past 24 hours. For example, suppose a music item has a sales rank of 10 today, but was ranked as low as 30 yesterday. Its Movers & Shakers increase would be 200 percent.
I never knew that you could use percentages on ordinal numbers.
(I'm tempted to send this to a certain Karen, but given that we haven't really been in touch for a while, it would be a weird thing to send out of the blue.)
