-70.69% is the change from 754 to 221
Calculation steps:
[( 221 - 754 ) ÷ 754] x 100 = -70.69%
Formula
Percentage change = [(221 - 754) / 754] x 100
Subtract the new number by the original number
221 - 754 = -533
-533 ÷ 754 = -0.7068965517241379
-0.7068965517241379 x 100 = -70.69%