-67.3% is the change from 633 to 207
Calculation steps:
[( 207 - 633 ) ÷ 633] x 100 = -67.3%
Formula
Percentage change = [(207 - 633) / 633] x 100
Subtract the new number by the original number
207 - 633 = -426
-426 ÷ 633 = -0.6729857819905213
-0.6729857819905213 x 100 = -67.3%