-55.78% is the change from 701 to 310
Calculation steps:
[( 310 - 701 ) ÷ 701] x 100 = -55.78%
Formula
Percentage change = [(310 - 701) / 701] x 100
Subtract the new number by the original number
310 - 701 = -391
-391 ÷ 701 = -0.557774607703281
-0.557774607703281 x 100 = -55.78%