-76.23% is the change from 997 to 237
Calculation steps:
[( 237 - 997 ) ÷ 997] x 100 = -76.23%
Formula
Percentage change = [(237 - 997) / 997] x 100
Subtract the new number by the original number
237 - 997 = -760
-760 ÷ 997 = -0.7622868605817452
-0.7622868605817452 x 100 = -76.23%