313.38% is the change from 157 to 649
Calculation steps:
[( 649 - 157 ) ÷ 157] x 100 = 313.38%
Formula
Percentage change = [(649 - 157) / 157] x 100
Subtract the new number by the original number
649 - 157 = 492
492 ÷ 157 = 3.1337579617834397
3.1337579617834397 x 100 = 313.38%