221.5% is the change from 307 to 987
Calculation steps:
[( 987 - 307 ) ÷ 307] x 100 = 221.5%
Formula
Percentage change = [(987 - 307) / 307] x 100
Subtract the new number by the original number
987 - 307 = 680
680 ÷ 307 = 2.214983713355049
2.214983713355049 x 100 = 221.5%