-31.3% is the change from 920 to 632
Calculation steps:
[( 632 - 920 ) ÷ 920] x 100 = -31.3%
Formula
Percentage change = [(632 - 920) / 920] x 100
Subtract the new number by the original number
632 - 920 = -288
-288 ÷ 920 = -0.3130434782608696
-0.3130434782608696 x 100 = -31.3%