356.63% is the change from 83 to 379
Calculation steps:
[( 379 - 83 ) ÷ 83] x 100 = 356.63%
Formula
Percentage change = [(379 - 83) / 83] x 100
Subtract the new number by the original number
379 - 83 = 296
296 ÷ 83 = 3.566265060240964
3.566265060240964 x 100 = 356.63%