48.36% is the change from 670 to 994
Calculation steps:
[( 994 - 670 ) ÷ 670] x 100 = 48.36%
Formula
Percentage change = [(994 - 670) / 670] x 100
Subtract the new number by the original number
994 - 670 = 324
324 ÷ 670 = 0.4835820895522388
0.4835820895522388 x 100 = 48.36%