-70.1% is the change from 495 to 148
Calculation steps:
[( 148 - 495 ) ÷ 495] x 100 = -70.1%
Formula
Percentage change = [(148 - 495) / 495] x 100
Subtract the new number by the original number
148 - 495 = -347
-347 ÷ 495 = -0.701010101010101
-0.701010101010101 x 100 = -70.1%