-67.8% is the change from 767 to 247
Calculation steps:
[( 247 - 767 ) ÷ 767] x 100 = -67.8%
Formula
Percentage change = [(247 - 767) / 767] x 100
Subtract the new number by the original number
247 - 767 = -520
-520 ÷ 767 = -0.6779661016949152
-0.6779661016949152 x 100 = -67.8%