-72.13% is the change from 922 to 257
Calculation steps:
[( 257 - 922 ) ÷ 922] x 100 = -72.13%
Formula
Percentage change = [(257 - 922) / 922] x 100
Subtract the new number by the original number
257 - 922 = -665
-665 ÷ 922 = -0.7212581344902386
-0.7212581344902386 x 100 = -72.13%