1557.89% is the change from 19 to 315
Calculation steps:
[( 315 - 19 ) ÷ 19] x 100 = 1557.89%
Formula
Percentage change = [(315 - 19) / 19] x 100
Subtract the new number by the original number
315 - 19 = 296
296 ÷ 19 = 15.578947368421053
15.578947368421053 x 100 = 1557.89%