217.01% is the change from 194 to 615
Calculation steps:
[( 615 - 194 ) ÷ 194] x 100 = 217.01%
Formula
Percentage change = [(615 - 194) / 194] x 100
Subtract the new number by the original number
615 - 194 = 421
421 ÷ 194 = 2.170103092783505
2.170103092783505 x 100 = 217.01%