-63.89% is the change from 972 to 351
Calculation steps:
[( 351 - 972 ) ÷ 972] x 100 = -63.89%
Formula
Percentage change = [(351 - 972) / 972] x 100
Subtract the new number by the original number
351 - 972 = -621
-621 ÷ 972 = -0.6388888888888888
-0.6388888888888888 x 100 = -63.89%