276.06% is the change from 142 to 534
Calculation steps:
[( 534 - 142 ) ÷ 142] x 100 = 276.06%
Formula
Percentage change = [(534 - 142) / 142] x 100
Subtract the new number by the original number
534 - 142 = 392
392 ÷ 142 = 2.76056338028169
2.76056338028169 x 100 = 276.06%