-68.1% is the change from 674 to 215
Calculation steps:
[( 215 - 674 ) ÷ 674] x 100 = -68.1%
Formula
Percentage change = [(215 - 674) / 674] x 100
Subtract the new number by the original number
215 - 674 = -459
-459 ÷ 674 = -0.6810089020771514
-0.6810089020771514 x 100 = -68.1%