4233.33% is the change from 15 to 650
Calculation steps:
[( 650 - 15 ) ÷ 15] x 100 = 4233.33%
Formula
Percentage change = [(650 - 15) / 15] x 100
Subtract the new number by the original number
650 - 15 = 635
635 ÷ 15 = 42.333333333333336
42.333333333333336 x 100 = 4233.33%