242.96% is the change from 142 to 487
Calculation steps:
[( 487 - 142 ) ÷ 142] x 100 = 242.96%
Formula
Percentage change = [(487 - 142) / 142] x 100
Subtract the new number by the original number
487 - 142 = 345
345 ÷ 142 = 2.4295774647887325
2.4295774647887325 x 100 = 242.96%