148.99% is the change from 247 to 615
Calculation steps:
[( 615 - 247 ) ÷ 247] x 100 = 148.99%
Formula
Percentage change = [(615 - 247) / 247] x 100
Subtract the new number by the original number
615 - 247 = 368
368 ÷ 247 = 1.4898785425101215
1.4898785425101215 x 100 = 148.99%