-70.63% is the change from 807 to 237
Calculation steps:
[( 237 - 807 ) ÷ 807] x 100 = -70.63%
Formula
Percentage change = [(237 - 807) / 807] x 100
Subtract the new number by the original number
237 - 807 = -570
-570 ÷ 807 = -0.7063197026022305
-0.7063197026022305 x 100 = -70.63%