667.57% is the change from 37 to 284
Calculation steps:
[( 284 - 37 ) ÷ 37] x 100 = 667.57%
Formula
Percentage change = [(284 - 37) / 37] x 100
Subtract the new number by the original number
284 - 37 = 247
247 ÷ 37 = 6.675675675675675
6.675675675675675 x 100 = 667.57%