61.63% is the change from 615 to 994
Calculation steps:
[( 994 - 615 ) ÷ 615] x 100 = 61.63%
Formula
Percentage change = [(994 - 615) / 615] x 100
Subtract the new number by the original number
994 - 615 = 379
379 ÷ 615 = 0.616260162601626
0.616260162601626 x 100 = 61.63%