83.63% is the change from 513 to 942
Calculation steps:
[( 942 - 513 ) ÷ 513] x 100 = 83.63%
Formula
Percentage change = [(942 - 513) / 513] x 100
Subtract the new number by the original number
942 - 513 = 429
429 ÷ 513 = 0.8362573099415205
0.8362573099415205 x 100 = 83.63%