-63.17% is the change from 630 to 232
Calculation steps:
[( 232 - 630 ) ÷ 630] x 100 = -63.17%
Formula
Percentage change = [(232 - 630) / 630] x 100
Subtract the new number by the original number
232 - 630 = -398
-398 ÷ 630 = -0.6317460317460317
-0.6317460317460317 x 100 = -63.17%