-32.38% is the change from 667 to 451
Calculation steps:
[( 451 - 667 ) ÷ 667] x 100 = -32.38%
Formula
Percentage change = [(451 - 667) / 667] x 100
Subtract the new number by the original number
451 - 667 = -216
-216 ÷ 667 = -0.3238380809595202
-0.3238380809595202 x 100 = -32.38%