-21.2% is the change from 632 to 498
Calculation steps:
[( 498 - 632 ) ÷ 632] x 100 = -21.2%
Formula
Percentage change = [(498 - 632) / 632] x 100
Subtract the new number by the original number
498 - 632 = -134
-134 ÷ 632 = -0.2120253164556962
-0.2120253164556962 x 100 = -21.2%