-62.54% is the change from 630 to 236
Calculation steps:
[( 236 - 630 ) ÷ 630] x 100 = -62.54%
Formula
Percentage change = [(236 - 630) / 630] x 100
Subtract the new number by the original number
236 - 630 = -394
-394 ÷ 630 = -0.6253968253968254
-0.6253968253968254 x 100 = -62.54%