-29.8% is the change from 651 to 457
Calculation steps:
[( 457 - 651 ) ÷ 651] x 100 = -29.8%
Formula
Percentage change = [(457 - 651) / 651] x 100
Subtract the new number by the original number
457 - 651 = -194
-194 ÷ 651 = -0.2980030721966206
-0.2980030721966206 x 100 = -29.8%