-29.35% is the change from 770 to 544
Calculation steps:
[( 544 - 770 ) ÷ 770] x 100 = -29.35%
Formula
Percentage change = [(544 - 770) / 770] x 100
Subtract the new number by the original number
544 - 770 = -226
-226 ÷ 770 = -0.2935064935064935
-0.2935064935064935 x 100 = -29.35%