-27.8% is the change from 910 to 657
Calculation steps:
[( 657 - 910 ) ÷ 910] x 100 = -27.8%
Formula
Percentage change = [(657 - 910) / 910] x 100
Subtract the new number by the original number
657 - 910 = -253
-253 ÷ 910 = -0.27802197802197803
-0.27802197802197803 x 100 = -27.8%